Enables frozen string for the following: * app/controllers/dashboard/**/*.rb * app/controllers/explore/**/*.rb * app/controllers/google_api/**/*.rb * app/controllers/groups/**/*.rb * app/controllers/import/**/*.rb * app/controllers/instance_statistics/**/*.rb * app/controllers/ldap/**/*.rb * app/controllers/oauth/**/*.rb * app/controllers/profiles/**/*.rb Partially addresses #47424.  | 
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| .. | ||
| authorizations_controller.rb | ||