Remove dots from release notes

Author: oliverguenther

docs/release-notes/12-2-0/README.md

@@ -72,7 +72,7 @@ In OpenProject 12.2, you are now able to mark work packages with notifications a
 
 ### Changed settings for HTTPs management
 
-In 12.2., the way settings are being handled for controlling HTTPs mode of OpenProject have changed.
+In 12.2, the way settings are being handled for controlling HTTPs mode of OpenProject have changed.
 In case of a packaged installation, the configuration from the packager wizard will result in the correct configuration.
 
 For docker and manual installations, you will need to set the environment variable `OPENPROJECT_HTTPS=false` if you actively want to disable HTTPS mode.

docs/release-notes/12-2-1/README.md

@@ -17,7 +17,7 @@ The release contains a critical bug fixes that resolves a data corruption issue
 
 ## Important bug fix for activity records
 
-In OpenProject 12.2.0., a critical bug may randomly corrupt the activity records in the database, controlling
+In OpenProject 12.2.0, a critical bug may randomly corrupt the activity records in the database, controlling
 the display and aggregation of changes in work packages, meetings, wiki pages, and so on.
 
 When aggregating an activity (the user edits the same object within the first 5 minutes), wrong database object might have being removed, resulting in errors when trying to update that item afterwards.