[Intl] Better annotation of bug number

Bug: v8:9742
Change-Id: Ifd162c4c8c52efff7da98281c9dfed53a473026c
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1808405
Commit-Queue: Mathias Bynens <mathias@chromium.org>
Reviewed-by: Mathias Bynens <mathias@chromium.org>
Cr-Commit-Position: refs/heads/master@{#63818}

test/test262/test262.status

@@ -534,10 +534,16 @@
   'intl402/Intl/getCanonicalLocales/preferred-grandfathered': [FAIL],
   'intl402/Intl/getCanonicalLocales/preferred-variant': [FAIL],
   'intl402/Locale/constructor-non-iana-canon': [FAIL],
+  'intl402/Locale/likely-subtags-grandfathered': [FAIL],
+
+  # https://bugs.chromium.org/p/v8/issues/detail?id=9742
+  'intl402/Locale/getters': [FAIL],
+
+  # https://github.com/tc39/test262/pull/2349
   'intl402/Locale/constructor-options-region-valid': [FAIL],
+
+  # https://bugs.chromium.org/p/v8/issues/detail?id=9741
   'intl402/Locale/constructor-tag': [FAIL],
-  'intl402/Locale/getters': [FAIL],
-  'intl402/Locale/likely-subtags-grandfathered': [FAIL],
 
   ######################## NEEDS INVESTIGATION ###########################