[Interpreter] Disable another flaky test262 test.

This is for disabling 9.2.2. for release on arm64
(approximating a bit).

BUG=v8:4280
LOG=N
NOTRY=True
TBR=rmcilroy@chromium.org

Review URL: https://codereview.chromium.org/1432183002

Cr-Commit-Position: refs/heads/master@{#31939}

test/test262/test262.status

@@ -764,9 +764,9 @@
   'language/statements/while/S12.6.2_A4_T5': [SKIP],
 }],  # ignition == True
 
-['ignition == True and mode == debug and (arch == arm or arch == arm64)', {
+['ignition == True and (arch == arm or arch == arm64)', {
   'built-ins/encodeURI*': [SKIP],
   'intl402/9.2.2': [SKIP],
-}],  # ignition == True and mode == debug and (arch == arm or arch == arm64)
+}],  # ignition == True and (arch == arm or arch == arm64)
 
 ]