fix: Fix getting PR number on pull_request_review

[piotradamczyk5]

Test Plan

How do we know the code works?

PR number for event pull_request_review is not correctly delivered withing ${{github.event.number}}.
It needs to be fetched from $GITHUB_REF

[codecov-io]

Codecov Report

Merging #1275 into master will increase coverage by 0.01%.
The diff coverage is 82.92%.

@@             Coverage Diff              @@
##             master    #1275      +/-   ##
============================================
+ Coverage     79.65%   79.67%   +0.01%     
- Complexity      715      723       +8     
============================================
  Files           233      233              
  Lines          4399     4437      +38     
  Branches        756      759       +3     
============================================
+ Hits           3504     3535      +31     
- Misses          496      503       +7     
  Partials        399      399              

[pawelpasterz]

@Mergifyio rebase

[mergify]

Command rebase: action_required

Pull request must be rebased manually.
GitHub App like Mergify are not allowed to rebase pull request where .github/workflows is changed.