[clang] [clang][utils] Remove ClangDataFormat.py for now (PR #96385)

[LLVM Continuous Integration via cfe-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `lldb-arm-ubuntu` running on `linaro-lldb-arm-ubuntu` while building `clang` at step 6 "test".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/18/builds/384

Here is the relevant piece of the build log for the reference:
```
Step 6 (test) failure: build (failure)
...
PASS: lldb-api :: functionalities/breakpoint/move_nearest/TestMoveNearest.py (313 of 2732)
UNSUPPORTED: lldb-api :: functionalities/breakpoint/hardware_breakpoints/hardware_breakpoint_on_multiple_threads/TestHWBreakMultiThread.py (314 of 2732)
UNSUPPORTED: lldb-api :: functionalities/breakpoint/objc/TestObjCBreakpoints.py (315 of 2732)
PASS: lldb-api :: functionalities/breakpoint/source_regexp/TestSourceRegexBreakpoints.py (316 of 2732)
PASS: lldb-api :: functionalities/breakpoint/scripted_bkpt/TestScriptedResolver.py (317 of 2732)
PASS: lldb-api :: functionalities/breakpoint/serialize/TestBreakpointSerialization.py (318 of 2732)
PASS: lldb-api :: commands/process/attach/TestProcessAttach.py (319 of 2732)
UNSUPPORTED: lldb-api :: functionalities/breakpoint/two_hits_one_actual/TestTwoHitsOneActual.py (320 of 2732)
UNSUPPORTED: lldb-api :: functionalities/bt-interrupt/TestInterruptBacktrace.py (321 of 2732)
UNRESOLVED: lldb-api :: functionalities/breakpoint/step_over_breakpoint/TestStepOverBreakpoint.py (322 of 2732)
******************** TEST 'lldb-api :: functionalities/breakpoint/step_over_breakpoint/TestStepOverBreakpoint.py' FAILED ********************
Script:
--
/usr/bin/python3.8 /home/tcwg-buildbot/worker/lldb-arm-ubuntu/llvm-project/lldb/test/API/dotest.py -u CXXFLAGS -u CFLAGS --env ARCHIVER=/usr/local/bin/llvm-ar --env OBJCOPY=/usr/bin/llvm-objcopy --env LLVM_LIBS_DIR=/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./lib --env LLVM_INCLUDE_DIR=/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/include --env LLVM_TOOLS_DIR=/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./bin --arch armv8l --build-dir /home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/lldb-test-build.noindex --lldb-module-cache-dir /home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/lldb-test-build.noindex/module-cache-lldb/lldb-api --clang-module-cache-dir /home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/lldb-test-build.noindex/module-cache-clang/lldb-api --executable /home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./bin/lldb --compiler /home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./bin/clang --dsymutil /home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./bin/dsymutil --llvm-tools-dir /home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./bin --lldb-obj-root /home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/tools/lldb --lldb-libs-dir /home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./lib /home/tcwg-buildbot/worker/lldb-arm-ubuntu/llvm-project/lldb/test/API/functionalities/breakpoint/step_over_breakpoint -p TestStepOverBreakpoint.py
--
Exit Code: -6

Command Output (stdout):
--
lldb version 19.0.0git (https://github.com/llvm/llvm-project.git revision 0fccae9d8e64f3b0f415946000d6ca79ae1255db)
  clang revision 0fccae9d8e64f3b0f415946000d6ca79ae1255db
  llvm revision 0fccae9d8e64f3b0f415946000d6ca79ae1255db

--
Command Output (stderr):
--
python3.8: ../llvm-project/llvm/include/llvm/ADT/SmallVector.h:754: iterator llvm::SmallVectorImpl<std::pair<std::weak_ptr<lldb_private::Listener>, unsigned int>>::erase(const_iterator) [T = std::pair<std::weak_ptr<lldb_private::Listener>, unsigned int>]: Assertion `this->isReferenceToStorage(CI) && "Iterator to erase is out of bounds."' failed.
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace.
#0 0xed9cce74 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/lib/python3.8/site-packages/lldb/_lldb.cpython-38-arm-linux-gnueabihf.so+0xf65e74)
#1 0xed9ca894 llvm::sys::RunSignalHandlers() (/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/lib/python3.8/site-packages/lldb/_lldb.cpython-38-arm-linux-gnueabihf.so+0xf63894)
#2 0xed9cd70c SignalHandler(int) (/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/lib/python3.8/site-packages/lldb/_lldb.cpython-38-arm-linux-gnueabihf.so+0xf6670c)
#3 0xf7b0a530 __default_sa_restorer /build/glibc-tftl1u/glibc-2.31/signal/../sysdeps/unix/sysv/linux/arm/sigrestorer.S:67:0
#4 0xf7afa7e6 /build/glibc-tftl1u/glibc-2.31/csu/../sysdeps/unix/sysv/linux/arm/libc-do-syscall.S:47:0
#5 0xf7b097fe raise /build/glibc-tftl1u/glibc-2.31/signal/../sysdeps/unix/sysv/linux/raise.c:28:1

--

********************
PASS: lldb-api :: functionalities/data-formatter/array_typedef/TestArrayTypedef.py (323 of 2732)
UNSUPPORTED: lldb-api :: functionalities/data-formatter/boolreference/TestFormattersBoolRefPtr.py (324 of 2732)
PASS: lldb-api :: functionalities/conditional_break/TestConditionalBreak.py (325 of 2732)
PASS: lldb-api :: functionalities/data-formatter/builtin-formats/TestBuiltinFormats.py (326 of 2732)
UNSUPPORTED: lldb-api :: functionalities/data-formatter/compactvectors/TestCompactVectors.py (327 of 2732)
PASS: lldb-api :: functionalities/data-formatter/cstring-utf8-summary/TestCstringUnicode.py (328 of 2732)
PASS: lldb-api :: functionalities/data-formatter/callback-matching/TestDataFormatterCallbackMatching.py (329 of 2732)
PASS: lldb-api :: functionalities/breakpoint/thread_plan_user_breakpoint/TestThreadPlanUserBreakpoint.py (330 of 2732)
PASS: lldb-api :: functionalities/data-formatter/data-formatter-caching/TestDataFormatterCaching.py (331 of 2732)
PASS: lldb-api :: functionalities/data-formatter/custom-printf-summary/TestCustomSummaryLLVMFormat.py (332 of 2732)
PASS: lldb-api :: functionalities/data-formatter/data-formatter-advanced/TestDataFormatterAdv.py (333 of 2732)

```

https://github.com/llvm/llvm-project/pull/96385