[test] Skip flaky test

TBR=mslekova@chromium.org
NOTRY=true

Bug: v8:9026
Change-Id: Ib529a9d24cdf391a19014f874b0cdd79f0d79b18
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1561312Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Reviewed-by: Maya Lekova <mslekova@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60749}

test/mjsunit/mjsunit.status

@@ -911,7 +911,8 @@
   'regress/regress-336820': [PASS, ['arch == arm and not simulator_run', SKIP]],
 
   # Too slow for TSAN in stress mode.
-  'es6/classes': [PASS, ['tsan', SKIP]],
+  # Goes OOM on ODROID devices: https://crbug.com/v8/9026
+  'es6/classes': [PASS, ['tsan or (arch == arm and not simulator_run)', SKIP]],
   'regress/regress-1122': [PASS, ['tsan', SKIP]],
 
   # Too slow with gc_stress on arm64.