Move rules_registry_unittest.cc

BUG=352293

Review URL: https://codereview.chromium.org/584143002

Cr-Commit-Position: refs/heads/master@{#296019}

chrome/chrome_tests_unit.gypi

@@ -308,7 +308,6 @@
       'browser/extensions/api/cookies/cookies_unittest.cc',
       'browser/extensions/api/copresence/copresence_api_unittest.cc',
       'browser/extensions/api/declarative/rules_registry_service_unittest.cc',
-      'browser/extensions/api/declarative/rules_registry_unittest.cc',
       'browser/extensions/api/declarative/rules_registry_with_cache_unittest.cc',
       'browser/extensions/api/declarative_content/content_action_unittest.cc',
       'browser/extensions/api/declarative_content/content_condition_unittest.cc',

extensions/extensions.gyp

@@ -1060,6 +1060,7 @@
         'browser/api/cast_channel/logger_unittest.cc',
         'browser/api/declarative/declarative_rule_unittest.cc',
         'browser/api/declarative/deduping_factory_unittest.cc',
+        'browser/api/declarative/rules_registry_unittest.cc',
         'browser/api/declarative_webrequest/webrequest_condition_unittest.cc',
         'browser/api/declarative_webrequest/webrequest_condition_attribute_unittest.cc',
         'browser/api/power/power_api_unittest.cc',