Add some cities in Germany

Location	Geocoordinates	Weather	Checked
Bad Lauchstädt	51.366667 11.833333	Bad Lauchstädt Weather	✅
Braunsbedra	51.2859413 11.8900785	Braunsbedra Weather	✅
Halle	51.4829 11.9693	Halle Weather	✅
Merseburg	51.3563278 11.9917462	Merseburg Weather	✅
Mücheln	51.3 11.8	Mücheln Weather	✅
Naumburg	51.1520283 11.8142454	Naumburg Weather	✅
Querfurt	51.3812676 11.6041294	Querfurt Weather	✅
Weißenfels	51.1972771 11.9689146	Weißenfels Weather	✅

All cities have been tested and work without any problems.