[clang] [CIR ] Add DLTI dialect support to module attributes (PR #142241)

[LLVM Continuous Integration via cfe-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-ppc64-aix` running on `aix-ppc64` while building `clang` at step 6 "test-build-unified-tree-check-all".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/64/builds/4061

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

```
Step 6 (test-build-unified-tree-check-all) failure: test (failure)
******************** TEST 'Clang-Unit :: ./AllClangUnitTests/18/192' FAILED ********************
Script(shard):
--
GTEST_OUTPUT=json:/home/llvm/llvm-external-buildbots/workers/aix-ppc64/clang-ppc64-aix/build/tools/clang/unittests/./AllClangUnitTests-Clang-Unit-22544718-18-192.json GTEST_SHUFFLE=0 GTEST_TOTAL_SHARDS=192 GTEST_SHARD_INDEX=18 /home/llvm/llvm-external-buildbots/workers/aix-ppc64/clang-ppc64-aix/build/tools/clang/unittests/./AllClangUnitTests
--

Note: This is test shard 19 of 192.
[==========] Running 128 tests from 36 test suites.
[----------] Global test environment set-up.
[----------] 1 test from RecursiveASTVisitor
[ RUN      ] RecursiveASTVisitor.NoCrash
input.cc:3:20: error: a type specifier is required for all declarations
    3 |      class a(b(a::*)) class
      |                    ^
input.cc:3:22: error: expected ';' after top level declarator
    3 |      class a(b(a::*)) class
      |                      ^
      |                      ;
input.cc:3:23: error: declaration of anonymous class must be a definition
    3 |      class a(b(a::*)) class
      |                       ^
input.cc:4:3: error: expected unqualified-id
    4 |   
      |   ^
4 errors generated.
[       OK ] RecursiveASTVisitor.NoCrash (41 ms)
[----------] 1 test from RecursiveASTVisitor (41 ms total)

[----------] 1 test from TemplateName
[ RUN      ] TemplateName.PrintUsingTemplate
[       OK ] TemplateName.PrintUsingTemplate (49 ms)
[----------] 1 test from TemplateName (49 ms total)

[----------] 1 test from addTargetAndModeForProgramName
[ RUN      ] addTargetAndModeForProgramName.IgnoresExistingMode
[       OK ] addTargetAndModeForProgramName.IgnoresExistingMode (2 ms)
[----------] 1 test from addTargetAndModeForProgramName (2 ms total)

[----------] 1 test from HeaderMapTest
[ RUN      ] HeaderMapTest.lookupFilenameTruncatedPrefix
[       OK ] HeaderMapTest.lookupFilenameTruncatedPrefix (0 ms)
[----------] 1 test from HeaderMapTest (0 ms total)

[----------] 1 test from TransferTest
[ RUN      ] TransferTest.ResultObjectLocation
[       OK ] TransferTest.ResultObjectLocation (37 ms)
[----------] 1 test from TransferTest (37 ms total)

[----------] 1 test from GtestExpectTest
[ RUN      ] GtestExpectTest.NeShouldMatchExpectNe
...

```

</details>

https://github.com/llvm/llvm-project/pull/142241