[clang] [X86][AVX10.2] Add comments for the avx10_2convertintrin.h file (PR #120766)

[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/17026

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

```
Step 6 (test) failure: build (failure)
...
5.812 [1/2/46] Linking CXX executable tools/lldb/unittests/Disassembler/RISCV/MCDisasmInstanceRISCVTests
5.903 [1/1/47] Linking CXX executable bin/lldb-test
5.903 [0/1/47] Running lldb lit test suite
llvm-lit: /home/worker/2.0.1/lldb-x86_64-debian/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using clang: /home/worker/2.0.1/lldb-x86_64-debian/build/bin/clang
llvm-lit: /home/worker/2.0.1/lldb-x86_64-debian/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using ld.lld: /home/worker/2.0.1/lldb-x86_64-debian/build/bin/ld.lld
llvm-lit: /home/worker/2.0.1/lldb-x86_64-debian/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using lld-link: /home/worker/2.0.1/lldb-x86_64-debian/build/bin/lld-link
llvm-lit: /home/worker/2.0.1/lldb-x86_64-debian/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using ld64.lld: /home/worker/2.0.1/lldb-x86_64-debian/build/bin/ld64.lld
llvm-lit: /home/worker/2.0.1/lldb-x86_64-debian/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using wasm-ld: /home/worker/2.0.1/lldb-x86_64-debian/build/bin/wasm-ld
-- Testing: 2789 tests, 72 workers --
UNRESOLVED: lldb-api :: commands/gui/spawn-threads/TestGuiSpawnThreads.py (1 of 2789)
******************** 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 -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 21.0.0git (https://github.com/llvm/llvm-project.git revision 6e7f04266c5f729cf4bc5546e2bf29aad3e695f1)
  clang revision 6e7f04266c5f729cf4bc5546e2bf29aad3e695f1
  llvm revision 6e7f04266c5f729cf4bc5546e2bf29aad3e695f1
(lldb) settings clear -all
(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) 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"

Parsing symbol table: a.out...


Locating external symbol file: a.out...


Locating external symbol file: a.out...


Locating external symbol file: a.out...


[0/10] Manually indexing DWARF: 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"

```

</details>

https://github.com/llvm/llvm-project/pull/120766