Update default Pack version to v0.36.4 (#332)

Signed-off-by: GitHub <[email protected]>
Co-authored-by: buildpack-bot <[email protected]>

Author: buildpack-bot

setup-pack/action.yml

@@ -6,7 +6,7 @@ inputs:
   pack-version:
     description: 'The version of pack to install'
     required:    false
-    default:     '0.36.3'
+    default:     '0.36.4'
 
 runs:
   using: "composite"