S390: Move LoadReverseSimd128 under kIsLoadOperation

Change-Id: I50eef2e93a439a5b28a443ce6b9fce3296fc5ba1
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2791561Reviewed-by: Junliang Yan <junyan@redhat.com>
Commit-Queue: Milad Fa <mfarazma@redhat.com>
Cr-Commit-Position: refs/heads/master@{#73709}

src/compiler/backend/s390/instruction-scheduler-s390.cc

@@ -129,7 +129,6 @@ int InstructionScheduler::GetTargetInstructionFlags(
     case kS390_LoadReverse32RR:
     case kS390_LoadReverse64RR:
     case kS390_LoadReverseSimd128RR:
-    case kS390_LoadReverseSimd128:
     case kS390_LoadAndTestWord32:
     case kS390_LoadAndTestWord64:
     case kS390_LoadAndTestFloat32:
@@ -356,6 +355,7 @@ int InstructionScheduler::GetTargetInstructionFlags(
     case kS390_LoadReverse16:
     case kS390_LoadReverse32:
     case kS390_LoadReverse64:
+    case kS390_LoadReverseSimd128:
     case kS390_Peek:
     case kS390_LoadDecompressTaggedSigned:
     case kS390_LoadDecompressTaggedPointer: