Fix DatasourceItem re. Unexpected keyword argument 'default'

Compensate for an edge case dashboard that apparently trips processing.

Author: amotl

CHANGES.rst

@@ -6,6 +6,8 @@ grafana-wtf changelog
 in progress
 ===========
 - CI: Verified support on Python 3.13
+- Fixed `DatasourceItem` re. `Unexpected keyword argument 'default'`.
+  Thank you, @jwoodhouse.
 
 2024-09-29 0.20.1
 =================

grafana_wtf/model.py

@@ -167,6 +167,7 @@ class DatasourceItem:
     name: Optional[str] = None
     type: Optional[str] = None
     url: Optional[str] = None
+    default: Optional[str] = None
 
     @classmethod
     def from_payload(cls, payload: any):