Minor typo fix

README.md

@@ -201,7 +201,8 @@ jobs:
           config: .github/reviewers.yml # Config file location override
           # Look for config locally during run instead of in repo.
           # For instance, if you'd like to use a config file stored in external storage,
-          # you can fetch it before you run this action, then let this action pick it with `use_local` `true`.
+          # you can fetch it before you run this action, then let this action pick it up with `use_local: true`.
+          # This defaults to false if not specified.
           # See https://github.com/necojackarc/auto-request-review/issues/76 for more details.
           use_local: true
 ```