[wasm] Add missing ClearThreadInWasmScope

R=clemensb@chromium.org

Bug: chromium:1274976
Change-Id: I7878c44fcf11ef7b8b850ff50cdd1062c6e8122a
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3306979Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Reviewed-by: Clemens Backes <clemensb@chromium.org>
Commit-Queue: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/main@{#78160}

src/runtime/runtime-wasm.cc

@@ -295,6 +295,7 @@ RUNTIME_FUNCTION(Runtime_WasmCompileWrapper) {
 }
 
 RUNTIME_FUNCTION(Runtime_WasmTriggerTierUp) {
+  ClearThreadInWasmScope clear_wasm_flag(isolate);
   HandleScope scope(isolate);
   DCHECK_EQ(1, args.length());
   CONVERT_ARG_HANDLE_CHECKED(WasmInstanceObject, instance, 0);