Add ucx_version to HistoryRecord

Author: JCZuurmond

src/databricks/labs/ucx/progress/install.py

@@ -29,6 +29,9 @@ class HistoricalRecord:
     snapshot_id: int
     """An identifier that is unique to the records produced for a given snapshot."""
 
+    ucx_version: str
+    "The UCX semantic version"
+
     failures: list[str]
     """The list of problems associated with the object that this inventory record covers."""