chore: add scripts to fix lint (#116)

Author: ersachin3112

package.json

@@ -26,6 +26,9 @@
     "lint:js": "eslint --cache .",
     "lint:spelling": "cspell \"**/*.*\"",
     "lint": "npm-run-all -l -p \"lint:**\"",
+    "fix:js": "npm run lint:js -- --fix",
+    "fix:prettier": "npm run lint:prettier -- --write",
+    "fix": "npm-run-all -l fix:js fix:prettier",
     "pretest:only": "cd test/fixtures/example && npm i",
     "test:only": "cross-env NODE_ENV=test jest",
     "test:watch": "npm run test:only -- --watch",