Merge pull request #60 from RxTelegram/renovate/major-dotnet-monorepo

chore(deps): update dependency dotnet-sdk to v9

Author: niklasweimann

global.json

@@ -1,6 +1,6 @@
 {
     "sdk": {
-        "version": "8.0.408",
+        "version": "9.0.203",
         "rollForward": "latestFeature"
     }
 }