Support EZCOV format

[XVilka]

See details at https://github.com/nccgroup/Cartographer/blob/main/EZCOV.md:

The EZCOV ("Easy Coverage") format was created to simplify the formatting of coverage data and to provide Ghidra-specific functionality in Cartographer.

Below is an example of the EZCOV format.

EZCOV VERSION: 1
0x00101000,       20, [  ]
0x00101016,        5, [  ]
0x00201251,        6, [ MAIN ]
0x00201257,       22, [ MAIN ]
0x00101160,        9, [ OVR1 ]