Update readme to version=2.11.0

Author: Github Action

README.md

@@ -45,7 +45,7 @@ The DFU library is available on Maven Central repository. Add it to your project
 adding the following dependency:
 
 ```Groovy
-implementation 'no.nordicsemi.android:dfu:2.10.1'
+implementation 'no.nordicsemi.android:dfu:2.11.0'
 ```
 
 Latest version targeting API lower than 31 is 1.11.1.