Update Carla Playback Mode
- Now file playback changes values on control panel
- Added Config file path to ini file
- Fixed signal mapping for Indicator and Hazard lights
- Fixed crash of carla_to_CAN due to `Break` signal.
- can_messages.txt is now stored in assets dir
- Script Toggle shows error when can interface is not available
- Added cantools as new dependency
- Fixed default paths for can_messages playback file
Bug-AGL: SPEC-5161
Change-Id: I7b51ff3db1238e0c8addc19152d24d4ce2c8574e
Signed-off-by: Suchinton Chakravarty <suchinton.2001@gmail.com>