Revert "[test] Skip debugger tests failing with JSON parsing"

This reverts commit 0607f8ae.

Reason for revert: We should be able to reenable those tests now.

Original change's description:
> [test] Skip debugger tests failing with JSON parsing
> 
> NOTRY=true
> 
> Bug: v8:9257
> Change-Id: I4713fd90c2a8b544def09d7305fe84d789ed60c4
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1613250
> Auto-Submit: Maya Lekova <mslekova@chromium.org>
> Commit-Queue: Toon Verwaest <verwaest@chromium.org>
> Reviewed-by: Toon Verwaest <verwaest@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#61543}

TBR=verwaest@chromium.org,mslekova@chromium.org

# Not skipping CQ checks because original CL landed > 1 day ago.

Bug: v8:9257
Change-Id: Ieb28de987b0bfc7b408d3fe9bfe1f0a50c9db0c4
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1617932Reviewed-by: Toon Verwaest <verwaest@chromium.org>
Reviewed-by: Maya Lekova <mslekova@chromium.org>
Commit-Queue: Toon Verwaest <verwaest@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61656}

test/debugger/debugger.status

@@ -32,11 +32,6 @@
 
   # forcing weak callback in asan build change break order
   'debug/debug-stepin-builtin-callback': [['asan == True or msan == True', SKIP]],
-
-  # Bug: v8:9257
-  'debug/debug-evaluate-locals-optimized-double': [SKIP],
-  'debug/side-effect/debug-evaluate-no-side-effect-builtins': [SKIP],
-
 }],  # ALWAYS
 
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