Skip flakey tests on NumFuzz

The skipped tests have been flaking on the last
ten runs on V8 NumFuzz - debug.

Bug: v8:11826
Change-Id: I925c8e581b34c1b08fb295856278e506b8d62f26
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3103305
Auto-Submit: Almothana Athamneh <almuthanna@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Reviewed-by: Liviu Rau <liviurau@chromium.org>
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/main@{#76403}

test/mjsunit/mjsunit.status

@@ -1061,6 +1061,11 @@
 
   # BUG(v8:11656) Skipped until we make progress on NumFuzz.
   'baseline/test-osr': [SKIP],
+
+  # BUG(v8:11826) Skipped until we remove flakes on NumFuzz.
+  'baseline/flush-only-baseline-code': [SKIP],
+  'baseline/flush-baseline-code': [SKIP],
+  'regress/wasm/regress-1231950': [SKIP],
 }],  # 'gc_fuzzer'
 
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