Update localStoreReleaseTarget so it is a no-op for a non-existent target#9170

MarkDuckworth wants to merge 1 commit intomainfirebase/firebase-js-sdk:mainfrom

markduckworth/fix-release-nonexistent-targetfirebase/firebase-js-sdk:markduckworth/fix-release-nonexistent-targetCopy head branch name to clipboard