Update the action to run on Node 16

Node 12 is deprecated per https://github.blog/changelog/2022-09-22-github-actions-all-actions-will-begin-running-on-node16-instead-of-node12/

Author: caizixian

action.yml

@@ -40,5 +40,5 @@ outputs:
     description: Installed rustup version
 
 runs:
-  using: 'node12'
+  using: 'node16'
   main: 'dist/index.js'