[test] Skip test unsuitable for gc fuzzing

Test was wrongly unskipped in:
https://chromium-review.googlesource.com/c/v8/v8/+/1565892

TBR=sigurds@chromium.org
NOTRY=true

Bug: v8:9127
Change-Id: I2d223dafd248486ca9291af874278f1fd499f8ce
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1585723Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61031}

test/mjsunit/mjsunit.status

@@ -818,6 +818,7 @@
   # Tests that fail some assertions due to checking internal state sensitive
   # to GC.
   'compiler/native-context-specialization-hole-check': [SKIP],
+  'regress/regress-trap-allocation-memento': [SKIP],
   'shared-function-tier-up-turbo': [SKIP],
 }],  # 'gc_fuzzer'