fix: don't panic when -h shorthand is already in use#2367

dimitar-trifonov wants to merge 3 commits intospf13:mainspf13/cobra:mainfrom

dimitar-trifonov:issue-2359-no-panic-when-h-is-in-usedimitar-trifonov/cobra:issue-2359-no-panic-when-h-is-in-useCopy head branch name to clipboard