[flang-commits] [flang] [Flang][OpenMP] Simplify entry block creation for BlockArgOpenMPOpInterface ops, NFC (PR #132036)

[Tom Eccles via flang-commits]

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

LGTM, thanks for the cleanups

https://github.com/llvm/llvm-project/pull/132036