[clang] [flang] [Flang] Re-enable -print-resource-dir compiler option (PR #96799)

[Tom Eccles via cfe-commits]

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

@DavidTruby is on holiday

We have tested this on our end and it does not re-introduce the issue. Thanks for the revert & fix!

https://github.com/llvm/llvm-project/pull/96799