refactor: remove active column from cities table

- Eliminate the 'active' column from the 'cities' table

This change streamlines the database schema and reduces
unnecessary fields, which may improve performance in
queries and data manipulation related to the cities table.

db/migrate/20250208052451_migrate_with_countries_states_cities_database.rb

@@ -29,6 +29,5 @@ class MigrateWithCountriesStatesCitiesDatabase < ActiveRecord::Migration[8.0]
     add_column :cities, :country_code, :string
     add_column :cities, :flag, :boolean, default: true
     add_column :cities, :wiki_data_id, :string
-    add_column :cities, :active, :boolean, default: false
   end
 end