Add pylint support

[Kazhuu]

Will install pylint and configure it. Also enable it for CI.

[codecov]

Codecov Report

Merging #16 (6034734) into main (09403bc) will increase coverage by 0.23%.
The diff coverage is 46.51%.

@@            Coverage Diff             @@
##             main      #16      +/-   ##
==========================================
+ Coverage   49.29%   49.53%   +0.23%     
==========================================
  Files           4        4              
  Lines         213      214       +1     
==========================================
+ Hits          105      106       +1     
  Misses        108      108              

Impacted Files	Coverage Δ
src/asm2cfg/__main__.py	0.00% <ø> (ø)
src/asm2cfg/command_line.py	0.00% <ø> (ø)
src/gdb_asm2cfg.py	0.00% <0.00%> (ø)
src/asm2cfg/asm2cfg.py	65.83% <76.92%> (+0.21%)	⬆️

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