C#: Update paket dotnet tool.

Author: michaelnebel

csharp/.config/dotnet-tools.json

@@ -3,10 +3,10 @@
   "isRoot": true,
   "tools": {
     "paket": {
-      "version": "9.0.1",
+      "version": "9.0.2",
       "commands": [
         "paket"
       ]
     }
   }
-}
+}