Update README.md

Author: ameshkov

README.md

@@ -22,6 +22,6 @@ If you want to see what's in our nearest plans, or would like to submit a new bu
 
 ### Releases
 
-Latest version: 2.1.168 (Release Candidate)
+Latest version: 2.1.177 (Stable)
 
 Adguard versions: https://github.com/AdguardTeam/AdguardForAndroid/releases