Process list collector removal

[VakarisZ]

What does this PR do?

Fixes part of #1535

Removes process list collector

PR Checklist

• Have you added an explanation of what your changes do and why you'd like to include them?
• Is the TravisCI build passing?
• Was the CHANGELOG.md updated to reflect the changes?
• Was the documentation framework updated to reflect the changes?

Testing Checklist

• Added relevant unit tests?
• Have you successfully tested your changes locally? Elaborate:

  Tested by {Running the Monkey locally with relevant config/running Island/...}

• If applicable, add screenshots or log transcripts of the feature working

Explain Changes

Are the commit messages enough? If not, elaborate.

[codecov]

Codecov Report

Merging #1578 (3ae8d67) into develop (f5c8db9) will increase coverage by 0.07%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           develop    #1578      +/-   ##
===========================================
+ Coverage    44.78%   44.85%   +0.07%     
===========================================
  Files          475      474       -1     
  Lines        13884    13862      -22     
===========================================
  Hits          6218     6218              
+ Misses        7666     7644      -22     

Impacted Files	Coverage Δ
...fection_monkey/system_info/linux_info_collector.py	0.00% <ø> (ø)
...ction_monkey/system_info/windows_info_collector.py	0.00% <ø> (ø)
...land/cc/services/attack/technique_reports/T1082.py	47.82% <ø> (ø)
...chema/definitions/system_info_collector_classes.py	100.00% <ø> (ø)

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[VakarisZ]

Closed, because ZT report uses it to check for antivirus processes