Unskip debug-stepout-scope-part* on tsan/stress

TBR=machenbach@chromium.org

Bug: v8:7626
Change-Id: I1176d9703306159fed0c08f973104dd9357c9b1a
Reviewed-on: https://chromium-review.googlesource.com/1127882Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#54294}

test/debugger/debugger.status

@@ -41,9 +41,6 @@
 
   # Very slow in stress mode.
   'regress/regress-2318': [SKIP],
-
-  # https://crbug.com/v8/7626
-  'debug/debug-stepout-scope-part*': [PASS, ['tsan', SKIP]],
 }],  # variant == stress
 
 ##############################################################################