chore(deps): update dependency @netlify/build to ^20.0.4 (#870)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

package-lock.json

@@ -75,7 +75,7 @@
     "@babel/core": "^7.15.8",
     "@babel/preset-env": "^7.15.8",
     "@babel/preset-typescript": "^7.16.0",
-    "@netlify/build": "^20.0.3",
+    "@netlify/build": "^20.0.4",
     "@netlify/eslint-config-node": "^3.3.11",
     "@testing-library/cypress": "^8.0.1",
     "@types/fs-extra": "^9.0.13",