[flang] [llvm] Revert "Revert "[flang][openmp] Adds Parser and Semantic Support for Interop Construct, and Init and Use Clauses."" (PR #132343)

[Kiran Chandramohan via llvm-commits]

https://github.com/kiranchandramohan approved this pull request.

LG. Thanks for the updates.

https://github.com/llvm/llvm-project/pull/132343