update changelog

Author: NicolasColombi

CHANGELOG.md

@@ -48,6 +48,7 @@ Code freeze date: YYYY-MM-DD
 
 ### Deprecated
 
+- `climada.hazard.trop_cyclone.trop_cyclone_windfields.compute_angular_windspeeds.cyclostrophic` argument
 - `climada.entity.exposures.Exposures.meta` attribute
 - `climada.entity.exposures.Exposures.set_lat_lon` method
 - `climada.entity.exposures.Exposures.set_geometry_points` method