chore(registry): update latest core release to release-core/0.9.0-preview

registry/index.json

@@ -2,11 +2,11 @@
   "partner": {
     "latestBuildable": {
       "url": "https://github.com/slhaf/Partner.git",
-      "ref": "buildable/0.5.0"
+      "ref": "buildable/0.9.0-preview"
     },
     "latestRelease": {
-      "url": "https://github.com/slhaf/Partner/releases/download/release-core%2F0.5.0/partner-core-0.5.0.jar",
-      "version": "0.5.0"
+      "url": "https://github.com/slhaf/Partner/releases/download/release-core%2F0.9.0-preview/partner-core-0.9.0-preview.jar",
+      "version": "0.9.0-preview"
     }
   },
   "externalModules": [