documentation: Bump version

docs/changelog.md

@@ -1,3 +1,8 @@
+#### 1.6.1
+
+* Our [Android client](/installation/clients/sfa) is now available in the Google Play Store ▶️
+* Fixes and improvements
+
 #### 1.6.0
 
 * Fixes and improvements

docs/installation/clients/sfa.md

@@ -8,7 +8,7 @@ Experimental Android client for sing-box.
 
 #### Download
 
-* [AppCenter](https://install.appcenter.ms/users/nekohasekai/apps/sfa/distribution_groups/publictest)
+* [Play Store](https://play.google.com/store/apps/details?id=io.nekohasekai.sfa)
 * [Github Releases](https://github.com/SagerNet/sing-box/releases)
 
 #### Note