update action description in YML

Author: Simek

action.yml

@@ -1,5 +1,5 @@
 name: 'Yarn Lock Changes'
-description: 'Creates a comment inside Pull Request with the human-readable summary of the changes to the `yarn.lock` file. Works in public and private repositories, offers a degree of customization.'
+description: 'Creates a comment inside Pull Request with the human-readable summary of the changes to the `yarn.lock` file.'
 branding:
   icon: 'copy'
   color: 'purple'
@@ -21,4 +21,4 @@ inputs:
     default: 'true'
 runs:
   using: 'node12'
-  main: 'dist/index.js'
+  main: 'dist/index.js'