[IMPROVEMENT] Fix working of draft PRs

[Tarun-Arora]

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Closes #865 and this reverts the way draft PRs are being handled introduced in #775

[codecov]

Codecov Report

Patch coverage: 87.50% and project coverage change: +0.15% 🎉

Comparison is base (cd28d87) 86.03% compared to head (3f8f793) 86.18%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #868      +/-   ##
==========================================
+ Coverage   86.03%   86.18%   +0.15%     
==========================================
  Files          35       35              
  Lines        3631     3642      +11     
  Branches      731      735       +4     
==========================================
+ Hits         3124     3139      +15     
+ Misses        372      367       -5     
- Partials      135      136       +1     

Flag	Coverage Δ
unittests	86.18% <87.50%> (+0.15%)	⬆️

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Files Changed	Coverage Δ
mod_ci/controllers.py	81.40% <87.50%> (+<0.01%)	⬆️

... and 1 file with indirect coverage changes

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