move rollup-script to scripts folder

Author: aminya

package.json

@@ -11,7 +11,7 @@
     "build:cjs": "tsc -p tsconfig.json",
     "build:es": "tsc -p tsconfig-esm.json",
     "postbuild": "run-s bundle",
-    "bundle": "node ./rollup-script.js",
+    "bundle": "node ./scripts/rollup-script.js",
     "test": "run-s test:ava test:puppeteer:basic test:puppeteer:webpack",
     "test:ava": "cross-env TS_NODE_FILES=true ava",
     "test:puppeteer:basic": "puppet-run --plugin=mocha --bundle=./test/workers/:/workers/ --serve=./bundle/worker.js:/worker.js ./test/*.chromium*.ts",