[debugger,interpreter] tentatively unskip gc-stress tests.

test/mjsunit/mjsunit.status

Index: test/mjsunit/mjsunit.status
diff --git a/test/mjsunit/mjsunit.status b/test/mjsunit/mjsunit.status
index a176f8aea79c9397c39971e66d59a63e6a6a608d..c2a9f0b31c6f817407f5ad6cd456455f0f177dd8 100644
--- a/test/mjsunit/mjsunit.status
+++ b/test/mjsunit/mjsunit.status
@@ -830,8 +830,6 @@
 
 ['(ignition or ignition_turbofan) and gc_stress == True', {
   # TODO(oth,4680): failures from the bots.
-  'es6/debug-step-destructuring-bind': [SKIP],
-  'es6/debug-stepin-collections-foreach': [SKIP],
   'ignition/elided-instruction': [SKIP],
   'regress/regress-269': [SKIP],
 }],  # (ignition or ignition_turbofan) and gc_stress == True