Update CHANGELOG.md

CHANGELOG.md

@@ -10,7 +10,8 @@ All notable changes to Let It Snow (LIS) will be documented in this file.
 - Adapt snow synthesis treatment in order to take THEIA L2B Snow as inputs (from datalake)
 - Add app/build_snow_annual_map_json.py, which create the params.json for snow_annual_map
 - Rename Snow_Occurence into SCD for (Snow Coverage Duration) (#41)
-- Add metadata generation for snow_annual_map (#39)- Change nodata from 254 to 255 (#29)
+- Add metadata generation for snow_annual_map (#39)
+- Change nodata from 254 to 255 (#29)
 - Add SMOD, SOD, NOBS syntheses
 - Migration to python3
 - Migration to OTB7