fix: Adds missing migration files. (#1642)

### Summary

- Bumps serialization generator. v2.10.9 fixes an issue with nuget publishing where files were missing.
- Fixes camps missing serialization of their prisoner.
- Adds missing serialization migration files.

.config/dotnet-tools.json

@@ -3,7 +3,7 @@
   "isRoot": true,
   "tools": {
     "modernuoschemagenerator": {
-      "version": "2.10.8",
+      "version": "2.10.9",
       "commands": [
         "ModernUOSchemaGenerator"
       ]