fix(deps): update dependency @octokit/types to v15

Author: renovate[bot]

packages/fetch-sponsors/package.json

@@ -18,7 +18,7 @@
     "@octokit/plugin-paginate-rest": "^13.1.1",
     "@octokit/plugin-retry": "^8.0.1",
     "@octokit/plugin-throttling": "^11.0.1",
-    "@octokit/types": "^14.1.0",
+    "@octokit/types": "^15.0.0",
     "@types/node": "^22.15.21",
     "dotenv": "^17.2.1",
     "tsm": "^2.3.0",