Add mise.toml to action.yml

Author: hobbypunk90

action.yml

@@ -6,7 +6,7 @@ branding:
   icon: download
 inputs:
   ruby-version:
-    description: 'Engine and version to use, see the syntax in the README. Reads from .ruby-version or .tool-versions if unset.'
+    description: 'Engine and version to use, see the syntax in the README. Reads from .ruby-version, .tool-versions or mise.toml if unset.'
     default: 'default'
   rubygems:
     description: |
@@ -26,7 +26,7 @@ inputs:
     description: 'Run "bundle install", and cache the result automatically. Either true or false.'
     default: 'false'
   working-directory:
-    description: 'The working directory to use for resolving paths for .ruby-version, .tool-versions and Gemfile.lock.'
+    description: 'The working directory to use for resolving paths for .ruby-version, .tool-versions, mise.toml and Gemfile.lock.'
   cache-version:
     description: |
       Arbitrary string that will be added to the cache key of the bundler cache. Set or change it if you need