Fix bug where backends:list and backends:get command fails when no backends exists.#6600

taeold merged 1 commit intomasterfirebase/firebase-tools:masterfrom

12-09-Fix_bug_where_backends_list_command_fails_when_no_backends_existsfirebase/firebase-tools:12-09-Fix_bug_where_backends_list_command_fails_when_no_backends_existsCopy head branch name to clipboard