clean up

data/regions/auxiliary/persefone.qgz

...odensee/derived_germany_soil_daily_historical_6263.txt.gz

data/regions/bodensee/weather.zip

...chsfeld/derived_germany_soil_daily_historical_2925.txt.gz

data/regions/eichsfeld/weather.zip

...henlohe/derived_germany_soil_daily_historical_3761.txt.gz

data/regions/hohenlohe/waether.zip

...ns/jena/derived_germany_soil_daily_historical_2444.txt.gz

...errhein/derived_germany_soil_daily_historical_5275.txt.gz

data/regions/oberrhein/weather.zip

...ecken/derived_germany_soil_daily_historical_v2_896.txt.gz

...SCHREIBUNG_derived_ermany_soil_daily_historical_de_v2.pdf

docs/weather_stations.txt