feat (git): refactor wait handler to use helper struct#7140

GokceGK wants to merge 3 commits intomainstackitcloud/stackit-sdk-go:mainfrom

feat/STACKITSDK-373-git-refactor-wait-handlerstackitcloud/stackit-sdk-go:feat/STACKITSDK-373-git-refactor-wait-handlerCopy head branch name to clipboard