Create PRs/MRs during traverse

[PawelLipski]

• traverse should skip branches removed from remote let's do as a part of Introduce a new state of branch in status/traverse: removed from remote #1242
• test for the case with a branch removed from remote let's do as a part of Introduce a new state of branch in status/traverse: removed from remote #1242
• test for the case when if PR exists (even if branch untracked)

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.56%. Comparing base (89f5b0c) to head (e13677d).
Report is 2 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #1423   +/-   ##
========================================
  Coverage    98.56%   98.56%           
========================================
  Files           26       26           
  Lines         4174     4193   +19     
  Branches       788      795    +7     
========================================
+ Hits          4114     4133   +19     
  Misses          38       38           
  Partials        22       22           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.