chore(deps): update dependency @types/readable-stream to v4.0.21

Author: renovate[bot]

package-lock.json

@@ -65,7 +65,7 @@
     "@semantic-release/npm": "12.0.1",
     "@semantic-release/release-notes-generator": "14.0.3",
     "@types/node": "22.13.16",
-    "@types/readable-stream": "4.0.20",
+    "@types/readable-stream": "4.0.21",
     "eslint": "9.28.0",
     "express": "4.21.2",
     "npm-run-all2": "6.2.6",