[flang-commits] [flang] [mlir][ODS] Omit printing default-valued attributes in oilists (PR #68694)

[Cullen Rhodes via flang-commits]

https://github.com/c-rhodes approved this pull request.

this looks ok to me but I'm not very familiar with code so please allow time for others to review before landing

https://github.com/llvm/llvm-project/pull/68694