[mjsunit] Run d8-performance-now test in fewer configurations

This test is only testing a d8-specific feature, so there's no need to
test it under a wide variety of conditions. And at the moment its
flakiness in the arm64/debug/simulator config are blocking the v8 roll.

Change-Id: I35456989f7875331a415ca3ff478c67a8e7e79bd
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3027743
Commit-Queue: Adam Klein <adamk@chromium.org>
Commit-Queue: Zhi An Ng <zhin@chromium.org>
Auto-Submit: Adam Klein <adamk@chromium.org>
Reviewed-by: Zhi An Ng <zhin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#75728}

test/mjsunit/mjsunit.status

@@ -77,7 +77,7 @@
   # Tests where variants make no sense.
   'd8/enable-tracing': [PASS, NO_VARIANTS],
   'd8/d8-os': [PASS, NO_VARIANTS],
-  'd8/d8-performance-now': [PASS, NO_VARIANTS],
+  'd8/d8-performance-now': [PASS, NO_VARIANTS, ['mode != release or simulator_run', SKIP]],
   'regexp-global': [PASS, NO_VARIANTS],
   'regress/regress-4595': [PASS, NO_VARIANTS],
   'regress/regress-crbug-491062': [PASS, NO_VARIANTS],