[Bug middle-end/71373] Handle more OMP_CLAUSE_* in nested function decomposition

[tschwinge at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71373
Bug 71373 depends on bug 71381, which changed state.

Bug 71381 Summary: C/C++ OpenACC cache directive rejects valid syntax
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71381

           What    |Removed                     |Added
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             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |FIXED