[Core] Update branch alias automatically (#777)

* [Core] update branch alias automatically

* Added test

* Updates name of bot

* Check the current value

Author: Nyholm

.github/workflows/checks.yml

@@ -20,7 +20,7 @@ jobs:
           cat composer.json
 
           git config --local user.email "github@async-aws.com"
-          git config --local user.name "AsyncAWS Bot"
+          git config --local user.name "AsyncAws Bot"
           git commit -am "Allow unstable dependencies"
 
       - name: Roave BC Check