Bump Citus version to 12.1.3

[gurkanindibay]

No description provided.

[codecov]

Codecov Report

Merging #7588 (a6ef91a) into release-12.1 (4c110fa) will increase coverage by 0.05%.
Report is 30 commits behind head on release-12.1.
The diff coverage is n/a.

Additional details and impacted files

@@               Coverage Diff                @@
##           release-12.1    #7588      +/-   ##
================================================
+ Coverage         89.55%   89.61%   +0.05%     
================================================
  Files               274      274              
  Lines             59479    59572      +93     
  Branches           7415     7434      +19     
================================================
+ Hits              53268    53387     +119     
+ Misses             4082     4054      -28     
- Partials           2129     2131       +2     

[JelteF]

LGTM, it would be best if the changelog commit was cherry-picked with -x from master though. But I don't think it's worth delaying this PR over that.