LibJS: Use TRY(push_execution_context()) in places where we can recover

Author: https://github.com/linusg
Commit: 29964dc152
Pull-request: https://github.com/SerenityOS/serenity/pull/13100

Userland/Libraries/LibJS/SyntheticModule.cpp

@@ -98,7 +98,7 @@ ThrowCompletionOr<Promise*> JS::SyntheticModule::evaluate(VM& vm)
     module_context.lexical_environment = environment();
 
     // 8. Push moduleContext on to the execution context stack; moduleContext is now the running execution context.
-    vm.push_execution_context(module_context, realm().global_object());
+    TRY(vm.push_execution_context(module_context, realm().global_object()));
 
     // 9. Let result be the result of performing module.[[EvaluationSteps]](module).
     auto result = m_evaluation_steps(*this);