[clang] [X86] Merge matching AVX512 rotate Features/Attributes blocks. NFC. (PR #156001)

[LLVM Continuous Integration via cfe-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `lldb-x86_64-debian` running on `lldb-x86_64-debian` while building `clang` at step 6 "test".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/162/builds/30016

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

```
Step 6 (test) failure: build (failure)
...
UNSUPPORTED: lldb-shell :: ScriptInterpreter/Lua/partial_statements.test (3172 of 3181)
UNSUPPORTED: lldb-shell :: ScriptInterpreter/Lua/fail_breakpoint_oneline.test (3173 of 3181)
UNSUPPORTED: lldb-shell :: Register/aarch64-gp-read.test (3174 of 3181)
UNSUPPORTED: lldb-shell :: ScriptInterpreter/Python/Crashlog/text.test (3175 of 3181)
UNSUPPORTED: lldb-shell :: Register/arm-fp-read.test (3176 of 3181)
UNSUPPORTED: lldb-shell :: ScriptInterpreter/Lua/nested_sessions.test (3177 of 3181)
PASS: lldb-api :: terminal/TestEditlineCompletions.py (3178 of 3181)
PASS: lldb-api :: commands/process/attach/TestProcessAttach.py (3179 of 3181)
PASS: lldb-api :: repl/clang/TestClangREPL.py (3180 of 3181)
UNRESOLVED: lldb-api :: commands/gui/spawn-threads/TestGuiSpawnThreads.py (3181 of 3181)
******************** TEST 'lldb-api :: commands/gui/spawn-threads/TestGuiSpawnThreads.py' FAILED ********************
Script:
--
/usr/bin/python3 /home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/test/API/dotest.py -u CXXFLAGS -u CFLAGS --env LLVM_LIBS_DIR=/home/worker/2.0.1/lldb-x86_64-debian/build/./lib --env LLVM_INCLUDE_DIR=/home/worker/2.0.1/lldb-x86_64-debian/build/include --env LLVM_TOOLS_DIR=/home/worker/2.0.1/lldb-x86_64-debian/build/./bin --arch x86_64 --build-dir /home/worker/2.0.1/lldb-x86_64-debian/build/lldb-test-build.noindex --lldb-module-cache-dir /home/worker/2.0.1/lldb-x86_64-debian/build/lldb-test-build.noindex/module-cache-lldb/lldb-api --clang-module-cache-dir /home/worker/2.0.1/lldb-x86_64-debian/build/lldb-test-build.noindex/module-cache-clang/lldb-api --executable /home/worker/2.0.1/lldb-x86_64-debian/build/./bin/lldb --compiler /home/worker/2.0.1/lldb-x86_64-debian/build/./bin/clang --dsymutil /home/worker/2.0.1/lldb-x86_64-debian/build/./bin/dsymutil --make /usr/bin/gmake --llvm-tools-dir /home/worker/2.0.1/lldb-x86_64-debian/build/./bin --lldb-obj-root /home/worker/2.0.1/lldb-x86_64-debian/build/tools/lldb --lldb-libs-dir /home/worker/2.0.1/lldb-x86_64-debian/build/./lib --cmake-build-type Release -t /home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/test/API/commands/gui/spawn-threads -p TestGuiSpawnThreads.py
--
Exit Code: 1

Command Output (stdout):
--
lldb version 22.0.0git (https://github.com/llvm/llvm-project.git revision 745a2a5fb29d4319f65a753405a37b1e465db490)
  clang revision 745a2a5fb29d4319f65a753405a37b1e465db490
  llvm revision 745a2a5fb29d4319f65a753405a37b1e465db490

78(lldb) settings clear --all
7
no target                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           8(lldb) settings set symbols.enable-external-lookup false
(lldb) settings set target.inherit-tcc true
(lldb) settings set target.disable-aslr false
(lldb) settings set target.detach-on-error false
(lldb) settings set target.auto-apply-fixits false
(lldb) settings set plugin.process.gdb-remote.packet-timeout 60
(lldb) settings set symbols.clang-modules-cache-path "/home/worker/2.0.1/lldb-x86_64-debian/build/lldb-test-build.noindex/module-cache-lldb/lldb-api"
(lldb) settings set use-color false
(lldb) settings set show-statusline false
78(lldb) target create "/home/worker/2.0.1/lldb-x86_64-debian/build/lldb-test-build.noindex/commands/gui/spawn-threads/TestGuiSpawnThreads.test_gui/a.out"
Current executable set to '/home/worker/2.0.1/lldb-x86_64-debian/build/lldb-test-build.noindex/commands/gui/spawn-threads/TestGuiSpawnThreads.test_gui/a.out' (x86_64).
(lldb) breakpoint set -f main.cpp -p "break here"
breakpoint set -f main.cpp -p "break here"
Breakpoint 1: where = a.out`test_thread() + 33 at main.cpp:14:20, address = 0x0000000000001291
(lldb) breakpoint set -f main.cpp -p "before join"
breakpoint set -f main.cpp -p "before join"
Breakpoint 2: where = a.out`test_thread() + 129 at main.cpp:16:3, address = 0x00000000000012f1
(lldb) run
run
Process 3976423 launched: '/home/worker/2.0.1/lldb-x86_64-debian/build/lldb-test-build.noindex/commands/gui/spawn-threads/TestGuiSpawnThreads.test_gui/a.out' (x86_64)
Process 3976423 stopped
* thread #1, name = 'a.out', stop reason = breakpoint 1.1
    frame #0: 0x00005636a83d1291 a.out`test_thread() at main.cpp:14:20
   11  	void test_thread() {

```

</details>

https://github.com/llvm/llvm-project/pull/156001