[clang] [C++20] [Modules] Add VisiblePromoted module ownership kind (PR #189903)

[LLVM Continuous Integration via cfe-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `ppc64le-flang-rhel-clang` running on `ppc64le-flang-rhel-test` while building `clang` at step 5 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/157/builds/45627

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

```
Step 5 (build-unified-tree) failure: build (failure) (timed out)
...
1162.954 [91/9/7343] Building CXX object tools/flang/lib/Frontend/CMakeFiles/flangFrontend.dir/ParserActions.cpp.o
1163.034 [91/8/7344] Building CXX object tools/flang/lib/Frontend/CMakeFiles/flangFrontend.dir/TextDiagnosticPrinter.cpp.o
1163.038 [91/7/7345] Building CXX object tools/flang/lib/Frontend/CMakeFiles/flangFrontend.dir/TextDiagnosticBuffer.cpp.o
1163.063 [91/6/7346] Building CXX object tools/flang/lib/Frontend/CMakeFiles/flangFrontend.dir/FrontendOptions.cpp.o
1163.124 [91/5/7347] Building CXX object tools/flang/lib/Frontend/CMakeFiles/flangFrontend.dir/TextDiagnostic.cpp.o
1163.170 [91/4/7348] Building CXX object tools/flang/lib/Frontend/CMakeFiles/flangFrontend.dir/FrontendActions.cpp.o
1168.431 [91/3/7349] Building CXX object tools/flang/lib/Frontend/CMakeFiles/flangFrontend.dir/CompilerInvocation.cpp.o
1169.084 [90/3/7350] Linking CXX static library lib/libflangFrontend.a
1184.083 [89/3/7351] Linking CXX executable bin/bbc
1395.268 [89/2/7352] Building CXX object tools/clang/lib/ASTMatchers/Dynamic/CMakeFiles/obj.clangDynamicASTMatchers.dir/Registry.cpp.o
command timed out: 1200 seconds without output running [b'ninja'], attempting to kill
process killed by signal 9
program finished with exit code -1
elapsedTime=2597.085827

```

</details>

https://github.com/llvm/llvm-project/pull/189903