[wasm] Remove obsolete flags from inspector test

We now always tier down to Liftoff when the debugger is enabled, hence
we don't need to force Liftoff-only execution in the test.

R=thibaudm@chromium.org
CC=duongn@microsoft.com

Bug: v8:9654
Change-Id: I9b9e21b2ee977b349bb4f5d0e34c6ebf82166cb9
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2093504
Reviewed-by: Thibaud Michaud <thibaudm@chromium.org>
Commit-Queue: Clemens Backes <clemensb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#66630}
diff --git a/test/inspector/debugger/wasm-scope-info-liftoff.js b/test/inspector/debugger/wasm-scope-info-liftoff.js
index a945d77..9cdb36b 100644
--- a/test/inspector/debugger/wasm-scope-info-liftoff.js
+++ b/test/inspector/debugger/wasm-scope-info-liftoff.js
@@ -2,10 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// TODO(clemensb): In the long term this test should also work without any
-// flags, once we tier down to Liftoff when the debugger is enabled.
-// Flags: --liftoff --no-wasm-tier-up
-
 let {session, contextGroup, Protocol} = InspectorTest.start(
     'Test retrieving scope information from compiled Liftoff frames');
 session.setupScriptMap();