[test] Set default locale in test runner

test/intl/intl.status

 # Copyright 2013 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 18 matching lines @@
 [ALWAYS, {
   # TODO(jochen): The following test is flaky.
   'overrides/caching': [PASS, FAIL],
 
   # BUG(v8:3454).
   'date-format/parse-MMMdy': [FAIL],
   'date-format/parse-mdyhms': [FAIL],
   'number-format/parse-decimal': [FAIL],
   'number-format/parse-percent': [FAIL],
 }],  # ALWAYS
-
-##############################################################################
-['system == linux', {
-  # BUG(v8:2899).
-  'collator/default-locale': [PASS, FAIL],
-}],  # 'system == linux'
-
-##############################################################################
-['system == macos', {
-  # BUG(v8:4459).
-  'collator/default-locale': [FAIL],
-}],  # 'system == macos'
-
-##############################################################################
-['arch == arm or arch == arm64', {
-  # BUG(v8:4459).
-  'collator/default-locale': [PASS, FAIL],
-}],  # 'arch == arm or arch == arm64'
 ]