chore: rm unused import

src/main/frontend/components/content.cljs

@@ -6,12 +6,9 @@
             [frontend.components.editor :as editor]
             [frontend.components.page-menu :as page-menu]
             [frontend.components.export :as export]
-            [frontend.config :as config]
             [frontend.context.i18n :refer [t]]
             [frontend.db :as db]
             [frontend.extensions.srs :as srs]
-            [frontend.format :as format]
-            [frontend.format.protocol :as protocol]
             [frontend.handler.common :as common-handler]
             [frontend.handler.editor :as editor-handler]
             [frontend.handler.image :as image-handler]