v0.0.65

• Updated location_handling.rb to return only location_name,
  location_decimal_degrees, and units
• Removed localtime from location_data and prompt template in
  lib/ollama_chat/location_handling.rb
• Updated default_config.yml location prompt to exclude on %{localtime}
• Simplified location switch messages in switches.rb
• Added new tool GetTime in lib/ollama_chat/tools/get_time.rb returning
  ISO8601 time
• Updated tools.rb to require get_time
• Updated tools/get_location.rb comments and description
• Added get_time_spec.rb to test_files listing
• Added get_time.rb to extra_rdoc_files and files listings
• Removed duplicate get_time.rb entries from extra_rdoc_files and files
  listings
• Updated specs: message_list_spec.rb, tools/get_location_spec.rb, added
  tools/get_time_spec.rb
• Adjusted regexes in specs to match new prompt format
• Removed unused time field from location_data in tests