[Bugfix] Oracle Slashing

[yun-yeo]

Summary of changes

• Check bonded & jailed status before oracle slashing

close #341

Report of required housekeeping

• Github issue OR spec proposal link
• Wrote tests
• Updated relevant documentation (docs/)
• Added a relevant changelog entry: clog add [section] [stanza] [message]

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(FOR ADMIN) Before merging

• Added appropriate labels to PR
• Squashed all commits, uses message "Merge pull request #XYZ: [title]" (coding standards)
• Confirm added tests are consistent with the intended behavior of changes
• Ensure all tests pass

[codecov]

Codecov Report

Merging #340 into develop will increase coverage by 0.03%.
The diff coverage is 100.00%.

@@             Coverage Diff             @@
##           develop     #340      +/-   ##
===========================================
+ Coverage    71.38%   71.42%   +0.03%     
===========================================
  Files           75       75              
  Lines         3649     3653       +4     
===========================================
+ Hits          2605     2609       +4     
  Misses         899      899              
  Partials       145      145              

[dokwon]

@YunSuk-Yeo did this not get released already in v0.3.5?

[yun-yeo]

@dokwon Yes already fixed but it is not merged on develop branch. only master and v0.3.5 has that change