[llvm] [openmp] [OpenMP] Allow Fortran tests (PR #150722)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-ppc64le-linux-test-suite` running on `ppc64le-clang-test-suite` while building `llvm,openmp` at step 5 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/95/builds/18330

<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)
...
436.851 [37/52/6132] Building CXX object tools/clang/tools/extra/clangd/fuzzer/CMakeFiles/clangd-fuzzer.dir/clangd-fuzzer.cpp.o
436.929 [36/52/6133] Building CXX object tools/clang/tools/clang-repl/CMakeFiles/clang-repl.dir/ClangRepl.cpp.o
437.408 [35/52/6134] Building CXX object tools/clang/tools/clang-scan-deps/CMakeFiles/clang-scan-deps.dir/ClangScanDeps.cpp.o
448.902 [34/52/6135] Building CXX object tools/llvm-split/CMakeFiles/llvm-split.dir/llvm-split.cpp.o
456.192 [33/52/6136] Building CXX object tools/clang/tools/clang-extdef-mapping/CMakeFiles/clang-extdef-mapping.dir/ClangExtDefMapGen.cpp.o
476.174 [32/52/6137] Building CXX object tools/llvm-jitlink/CMakeFiles/llvm-jitlink.dir/llvm-jitlink-statistics.cpp.o
483.962 [32/51/6138] Building CXX object tools/llvm-jitlink/CMakeFiles/llvm-jitlink.dir/llvm-jitlink.cpp.o
491.397 [32/50/6139] Building CXX object tools/llvm-jitlink/CMakeFiles/llvm-jitlink.dir/llvm-jitlink-coff.cpp.o
498.486 [32/49/6140] Building CXX object tools/llvm-jitlink/CMakeFiles/llvm-jitlink.dir/llvm-jitlink-elf.cpp.o
505.716 [32/48/6141] Building CXX object tools/llvm-jitlink/CMakeFiles/llvm-jitlink.dir/llvm-jitlink-macho.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=1706.957181

```

</details>

https://github.com/llvm/llvm-project/pull/150722