[clang] Use llvm::is_sorted (NFC) (#140468)

Author: kazutakahirata

clang/lib/APINotes/APINotesReader.cpp

@@ -2048,8 +2048,8 @@ APINotesReader::VersionedInfo<T>::VersionedInfo(
     : Results(std::move(R)) {
 
   assert(!Results.empty());
-  assert(std::is_sorted(
-      Results.begin(), Results.end(),
+  assert(llvm::is_sorted(
+      Results,
       [](const std::pair<llvm::VersionTuple, T> &left,
          const std::pair<llvm::VersionTuple, T> &right) -> bool {
         // The comparison function should be reflective, and with expensive

clang/lib/AST/Type.cpp

@@ -5589,7 +5589,7 @@ LLVM_DUMP_METHOD void FunctionEffectKindSet::dump(llvm::raw_ostream &OS) const {
 FunctionEffectsRef
 FunctionEffectsRef::create(ArrayRef<FunctionEffect> FX,
                            ArrayRef<EffectConditionExpr> Conds) {
-  assert(std::is_sorted(FX.begin(), FX.end()) && "effects should be sorted");
+  assert(llvm::is_sorted(FX) && "effects should be sorted");
   assert((Conds.empty() || Conds.size() == FX.size()) &&
          "effects size should match conditions size");
   return FunctionEffectsRef(FX, Conds);