Package build and bundle scripts with the source code

Put the build and bundle scripts to the source code so that
we can use it in the codebuild integration test for building
bundles on Robomaker AMI

Author: Jiten Thakkar

robomaker-sample-app-ci/src/aws-robomaker-sample-application-ci.ts

@@ -120,6 +120,7 @@ async function prepare_sources() {
     const sourceIncludes = [
       "robot_ws",
       "simulation_ws",
+      "scripts",
       "LICENSE*",
       "NOTICE*",
       "README*",