fixup! add new input to action.yml

action.yml

@@ -265,6 +265,11 @@ inputs:
     default: 'false'
     required: false
     description: 'Skip the activation/deactivation of Unity. This assumes Unity is already activated.'
+  linux64FileExtension:
+    default: ''
+    required: false
+    description:
+      'Specify the file extension of the executable when building for StandaloneLinux64. For example, ".x86_64"'
 
 outputs:
   volume: