Merge pull request #6 from trussworks/brainsik-use-types

Match files on type instead of extension

Author: detailyang

.pre-commit-hooks.yaml

@@ -3,4 +3,4 @@
   description: Check Shell Syntax on ALL staged files with user friendly messages and colors
   entry: pre_commit_hooks/shell-lint.sh
   language: script
-  files: (\.sh|\.zsh|\.ksh)$
+  types: [shell]