[OpenMP][NFC] Fix argument order of SourceLocations for allocate clause (#94777)

Static verifier caught passing ColonLoc/LParenLoc in wrong order. Marked
as NFC since these don't seem to be used for anything currently that I
can think to test for.

Author: mikerice1969

clang/lib/Sema/SemaOpenMP.cpp

@@ -24330,7 +24330,7 @@ SemaOpenMP::ActOnOpenMPHasDeviceAddrClause(ArrayRef<Expr *> VarList,
 
 OMPClause *SemaOpenMP::ActOnOpenMPAllocateClause(
     Expr *Allocator, ArrayRef<Expr *> VarList, SourceLocation StartLoc,
-    SourceLocation ColonLoc, SourceLocation LParenLoc, SourceLocation EndLoc) {
+    SourceLocation LParenLoc, SourceLocation ColonLoc, SourceLocation EndLoc) {
   if (Allocator) {
     // OpenMP [2.11.4 allocate Clause, Description]
     // allocator is an expression of omp_allocator_handle_t type.