Regenerate schema for inline tmux isolation default

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

assets/oh-my-opencode.schema.json

@@ -6002,7 +6002,7 @@
           "minimum": 20
         },
         "isolation": {
-          "default": "session",
+          "default": "inline",
           "type": "string",
           "enum": [
             "inline",