feat: --disable-recording CLI option to completely disable the VCR.py integration

[Stranger6667]

Resolves #64

[codecov-io]

Codecov Report

Merging #65 (30d0745) into master (ba11b9f) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##            master       #65   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            6         6           
  Lines          255       261    +6     
  Branches        33        34    +1     
=========================================
+ Hits           255       261    +6     

Flag	Coverage Δ
unittests	99.61% <100.00%> (+<0.01%)	⬆️

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Impacted Files	Coverage Δ
src/pytest_recording/plugin.py	100.00% <100.00%> (ø)

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