fix: packages/scripts/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-SEMVER-3247795

packages/scripts/package.json

@@ -68,14 +68,14 @@
 		"merge-deep": "^3.0.3",
 		"mini-css-extract-plugin": "^2.5.1",
 		"minimist": "^1.2.0",
-		"npm-package-json-lint": "^5.0.0",
+		"npm-package-json-lint": "^6.0.0",
 		"npm-packlist": "^3.0.0",
 		"postcss": "^8.4.5",
 		"postcss-loader": "^6.2.1",
 		"prettier": "npm:wp-prettier@2.6.2",
 		"puppeteer-core": "^13.2.0",
 		"react-refresh": "^0.10.0",
-		"read-pkg-up": "^7.0.1",
+		"read-pkg-up": "^8.0.0",
 		"resolve-bin": "^0.4.0",
 		"sass": "^1.35.2",
 		"sass-loader": "^12.1.0",