[clang] [CIR][NFC] Fix failing OpenACC NYI test (PR #141155)

[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/16418

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (test) failure: build (failure)
...
PASS: lldb-api :: tools/lldb-dap/disassemble/TestDAP_disassemble.py (1177 of 3082)
PASS: lldb-api :: tools/lldb-dap/exception/TestDAP_exception.py (1178 of 3082)
PASS: lldb-api :: tools/lldb-dap/databreakpoint/TestDAP_setDataBreakpoints.py (1179 of 3082)
PASS: lldb-api :: tools/lldb-dap/exception/cpp/TestDAP_exception_cpp.py (1180 of 3082)
UNSUPPORTED: lldb-api :: tools/lldb-dap/exception/objc/TestDAP_exception_objc.py (1181 of 3082)
UNSUPPORTED: lldb-api :: tools/lldb-dap/extendedStackTrace/TestDAP_extendedStackTrace.py (1182 of 3082)
PASS: lldb-api :: tools/lldb-dap/disconnect/TestDAP_disconnect.py (1183 of 3082)
PASS: lldb-api :: tools/lldb-dap/instruction-breakpoint/TestDAP_instruction_breakpoint.py (1184 of 3082)
PASS: lldb-api :: tools/lldb-dap/locations/TestDAP_locations.py (1185 of 3082)
UNRESOLVED: lldb-api :: tools/lldb-dap/io/TestDAP_io.py (1186 of 3082)
******************** TEST 'lldb-api :: tools/lldb-dap/io/TestDAP_io.py' FAILED ********************
Script:
--
/usr/bin/python3.10 /home/tcwg-buildbot/worker/lldb-arm-ubuntu/llvm-project/lldb/test/API/dotest.py -u CXXFLAGS -u CFLAGS --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 --make /usr/bin/gmake --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/tools/lldb-dap/io -p TestDAP_io.py
--
Exit Code: 1

Command Output (stdout):
--
lldb version 21.0.0git (https://github.com/llvm/llvm-project.git revision c47260efccf10279b120dbfc516264b39ebaa277)
  clang revision c47260efccf10279b120dbfc516264b39ebaa277
  llvm revision c47260efccf10279b120dbfc516264b39ebaa277
Skipping the following test categories: ['libc++', 'dsym', 'gmodules', 'debugserver', 'objc']

--
Command Output (stderr):
--
========= STDOUT =========

========= END =========
========= DEBUG ADAPTER PROTOCOL LOGS =========

========= END =========
PASS: LLDB (/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/bin/clang-arm) :: test_eof_immediately (TestDAP_io.TestDAP_io)
DAP session error: unexpected EOF while reading header separator
========= STDOUT =========

========= END =========
========= DEBUG ADAPTER PROTOCOL LOGS =========
1747956676.844105482 (stdin/stdout) DAP session error: unexpected EOF while reading header separator

========= END =========
PASS: LLDB (/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/bin/clang-arm) :: test_incorrect_content_length (TestDAP_io.TestDAP_io)
DAP session error: expected 'Content-Length: ' and got 'not the corret m'
========= STDOUT =========

========= END =========
========= DEBUG ADAPTER PROTOCOL LOGS =========
1747956677.220656872 (stdin/stdout) DAP session error: expected 'Content-Length: ' and got 'not the corret m'

```

</details>

https://github.com/llvm/llvm-project/pull/141155