Upgrade NodeJS from 16 to 20 (machulav#182)

Author: absalukaskosina

action.yml

@@ -82,5 +82,5 @@ outputs:
       EC2 Instance Id of the created runner.
       The id is used to terminate the EC2 instance when the runner is not needed anymore.
 runs:
-  using: node16
+  using: node20
   main: ./dist/index.js