de-sudo call to pip to fix CLI installation (#23)

* de-sudo call to pip

* update changelog and bump version

* remove unnecessary pip update and rebuild

Author: erikcameron

CHANGELOG.md

@@ -1,7 +1,11 @@
 # Changelog
 
+## v0.4.2
+- De-sudo call to `pip`
+
 ## v0.4.1
 - Deployment works if the action is making the very first deployment.
+
 ## v0.4.0
 
 - Fixed an issue where the action would get stuck at 'Getting current replicas' for apps requesting more than one replica