message: Fix typo in viz.py
diff: @@ -115,7 +115,7 @@ class BaseViz:
  self.results: Optional[QueryResult] = None
  self.error_message: Optional[str] = None
  self.force = force
  - self.from_ddtm: Optional[datetime] = None
  + self.from_dttm: Optional[datetime] = None
  self.to_dttm: Optional[datetime] = None
  # Keeping track of whether some data came from cache
  