Update content/manuals/desktop/release-notes.md

Author: usha-mandya

content/manuals/desktop/release-notes.md

@@ -43,7 +43,7 @@ For more frequently asked questions, see the [FAQs](/manuals/desktop/troubleshoo
 
 #### For all platforms
 
-- Fixed an issue where Docker domains were not reachable when the proxy configuration is not valid
+- Fixed an issue where Docker domains were not reachable when the proxy configuration is not valid.
 - Fixed a possible deadlock when exposing ports.
 - Fixed a race condition which can cause `docker run -p` ports to disappear.