Avoid jargon and slang, change for default, de and pl (commons-app#2874) (commons-app#2876)

* Avoid jargon and slang, change for default, de and pl (commons-app#2874)

* Revert "Avoid jargon and slang, change for default, de and pl (commons-app#2874)"

This reverts commit 174efe0.

* check_category_success_title text changed to: Category check requested

* check_category_failure_title new text

Author: marcin-kwasniak

app/src/main/res/values/strings.xml

@@ -468,8 +468,8 @@ Upload your first media by tapping on the add button.</string>
   <string name="check_category_adding_template">Adding template for category check</string>
   <string name="check_category_notification_title">Requesting category check for %1$s</string>
     <string name="check_category_edit_summary">Requesting category check</string>
-  <string name="check_category_success_title">Requesting category check: Success</string>
-  <string name="check_category_failure_title">Requesting category check: Failed</string>
+  <string name="check_category_success_title">Category check requested</string>
+  <string name="check_category_failure_title">Category check request didn\'t work</string>
   <string name="check_category_success_message">Successfully requested category check for %1$s</string>
   <string name="check_category_failure_message">Could not request category check for %1$s</string>
   <string name="check_category_toast">Requesting category check for %1$s</string>