Remove weblogic exploiter

[ilija-lazoroski]

What does this PR do?

Fixes part of #1869 .

Add any further explanations here.

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?
• Have you checked that you haven't introduced any duplicate code?

Testing Checklist

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

  Tested by running the agent and the island locally

• 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 #1874 (7c2256a) into agent-refactor (2b33aaa) will increase coverage by 0.62%.
The diff coverage is n/a.

@@                Coverage Diff                 @@
##           agent-refactor    #1874      +/-   ##
==================================================
+ Coverage           54.12%   54.74%   +0.62%     
==================================================
  Files                 450      449       -1     
  Lines               12823    12674     -149     
==================================================
- Hits                 6940     6939       -1     
+ Misses               5883     5735     -148     

Impacted Files	Coverage Δ
...y/monkey_island/cc/services/config_schema/basic.py	100.00% <ø> (ø)
...ces/config_schema/definitions/exploiter_classes.py	100.00% <ø> (ø)
...onkey_island/cc/services/reporting/aws_exporter.py	0.00% <ø> (ø)
...ng/exploit_processing/exploiter_descriptor_enum.py	100.00% <ø> (ø)

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[mssalvatore]

@ilija-lazoroski Just resolve conflicts and merge.