chore(deps): update jest monorepo to v30

Author: renovate[bot]

package.json

@@ -42,10 +42,10 @@
     "@changesets/changelog-github": "0.5.1",
     "@changesets/cli": "2.29.6",
     "@cloudflare/workers-types": "4.20250816.0",
-    "@types/jest": "29.5.14",
+    "@types/jest": "30.0.0",
     "@types/node": "18.19.123",
     "cspell": "8.19.4",
-    "jest": "29.7.0",
+    "jest": "30.0.5",
     "jest-junit": "16.0.0",
     "prettier": "3.6.2",
     "ts-jest": "29.4.1",