Fix many issues

[dr5hn]

This PR includes

• Fix Problem with "Get the list of cities in a state" #417 Add missing cities of Province of Ravenna.
• Fix Puerto Rico States are missing #380 Add missing states of Puerto Rico Country.
• Fix For U.S. Virgin Islands - cities not fetching ?? #438 Add missing states and cities of the U.S. Virgin Islands.
• Fix Thornhill - Ontario Missing #422 Thornhill, Ontario, Canada Added.
• Fix Bug: Croatia "Karlovac County" and "Varaždin County" have wrongly the same state_code="05" #423 Karlovac County state_code Fixed.
• Fix Morocco States Mixed with cities #427 Fill type column for the Morocco States.
• Fix Egypt City districts #429 Add missing Egypt Cities.
• Fix Hungarian states (counties) are mixed with big cities #430 Add missing Hungarian County and updated type column.
• Fix Lat Long information is incorrect #433 Fix Lat Long Infomation of Salem, Tamilnadu.
• Fix Nuevo León, México cities outdated #437 Update Nuevo León cities to the latest.
• Fix Netherlands municipality duplicates #435 Remove Netherlands municipality duplicates.
• Fix For Mauritania - Nouakchott is a state but a city also  #439 Add more cities to Mauritania and Update the type column.