[test] Skip slow tests

NOTRY=true

Bug: v8:7783
Change-Id: I90226a16744388149993380399f1c6ee577b7c11
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1738861Reviewed-by: Tamer Tas <tmrts@chromium.org>
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#63094}

test/mjsunit/mjsunit.status

@@ -399,6 +399,10 @@
   'tools/compiler-trace-flags': [SKIP],
   'tools/compiler-trace-flags-wasm': [SKIP],
 
+  # Too slow on arm64 simulator and debug: https://crbug.com/v8/7783
+  'bit-not': [PASS, ['arch == arm64 and mode == debug and simulator_run', SKIP]],
+  'md5': [PASS, ['arch == arm64 and mode == debug and simulator_run', SKIP]],
+
   # Slow with pointer compression.
   'regress/regress-crbug-319860': [PASS, ['pointer_compression', SLOW]],
 }],  # 'lite_mode or variant == jitless'