In Finder, go to ThisAutomatorThing.app
Right click. Show Package Contents.
Go to folder /Contents/, and open Info.plist file with a text editor. Find something like:
If the string is exactly the gibberish in notification, replace it with you app name.
You MIGHT need to 1) reset LaunchServices to delete the old cache and reflect the change:
/System/Library/Frameworks/CoreServices.framework/Frameworks/LaunchServices.framework/Support/lsregister -kill -r -domain local -domain system -domain user
AND/OR, 2) reset LaunchPad:
rm ~/Library/Application\ Support/Dock/*.db;killall Finder