Bump version

Need to do this otherwise the upstream publication will conflict

Author: RobertLK

gradle.properties

@@ -37,7 +37,7 @@ currentAppName=Mobile Button SDK
 pomId=yoti-button-sdk
 pomGroup=com.yoti.mobile.android.sdk
 pomPackaging=aar
-pomVersion=1.1.0
+pomVersion=1.1.1
 pomDescription=Button SDK that allows 3rd party to trigger Yoti as support app
 currentVersionCode=000008