Remove quotes

Greg Bowler · web-flow · commit 1924ad480d1b · 2019-09-20T16:03:29.000+01:00
diff --git a/action.yml b/action.yml
@@ -4,7 +4,7 @@ inputs:
   command:
     description: 'Composer command to run'
     required: true
-    default: 'install --no-progress'
+    default: install --no-progress
 outputs:
   time:
     description: 'The time the action was run'
