[clang] [OpenMP][Clang] Force use of `num_teams` and `thread_limit` for bare kernel (PR #68373)

[Alexey Bataev via cfe-commits]

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@@ -14633,6 +14633,26 @@ StmtResult Sema::ActOnOpenMPTargetTeamsDirective(ArrayRef<OMPClause *> Clauses,
   }
   setFunctionHasBranchProtectedScope();
 
+  bool HasBareClause = false;
+  bool HasThreadLimitClause = false;
+  bool HasNumTeamsClause = false;
+  OMPClause *BareClause = nullptr;
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alexey-bataev wrote:

```suggest
  bool HasThreadLimitOrNumTeamsClause = hasClauses(Clauses, OMPC_num_teams, OMPC_num_threads);
  OMPClause *BareClause = nullptr;
  bool HasBareClause = llvm_any_of(Clauses, [&](comst OMPClause *C) {BareClause = C; return C->getClauseKind() == OMPX_bare;};
```

https://github.com/llvm/llvm-project/pull/68373