Update releases-index.json (#9979)

Author: victorisr

release-notes/releases-index.json

@@ -17,10 +17,10 @@
     {
       "channel-version": "9.0",
       "latest-release": "9.0.7",
-      "latest-release-date": "2025-07-08",
+      "latest-release-date": "2025-07-17",
       "security": false,
       "latest-runtime": "9.0.7",
-      "latest-sdk": "9.0.302",
+      "latest-sdk": "9.0.303",
       "product": ".NET",
       "support-phase": "active",
       "eol-date": "2026-05-12",