fix(deps): update dependency @netlify/build to ^19.0.3 (#3702)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Author: renovate[bot]

npm-shrinkwrap.json

@@ -79,7 +79,7 @@
  "prettier": "--ignore-path .gitignore --loglevel=warn \"{src,scripts,site,tests,.github}/**/*.{js,md,yml,json,html}\" \"*.{js,yml,json,html}\" \".*.{js,yml,json,html}\" \"!CHANGELOG.md\" \"!npm-shrinkwrap.json\" \"!.github/**/*.md\""
  },
  "dependencies": {
- "@netlify/build": "^19.0.2",
+ "@netlify/build": "^19.0.3",
  "@netlify/config": "^16.0.1",
  "@netlify/framework-info": "^6.0.0",
  "@netlify/local-functions-proxy": "^1.1.1",