CompatHelper: bump compat for AbstractPPL to 0.14, (keep existing compat)

[github-actions]

This pull request changes the compat entry for the AbstractPPL package from 0.13.1 to 0.13.1, 0.14.
This keeps the compat entries for earlier versions.

Note: I have not tested your package with this new compat entry.
It is your responsibility to make sure that your package tests pass before you merge this pull request.

[github-actions]

DynamicPPL.jl documentation for PR #1197 is available at:
https://TuringLang.github.io/DynamicPPL.jl/previews/PR1197/

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 35.10%. Comparing base (4caff69) to head (23ae964).

❗ There is a different number of reports uploaded between BASE (4caff69) and HEAD (23ae964). Click for more details.

HEAD has 8 uploads less than BASE

Flag	BASE (4caff69)	HEAD (23ae964)
	12	4

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #1197       +/-   ##
===========================================
- Coverage   79.00%   35.10%   -43.90%     
===========================================
  Files          41       40        -1     
  Lines        3939     3797      -142     
===========================================
- Hits         3112     1333     -1779     
- Misses        827     2464     +1637     

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[penelopeysm]

CompatHelper: "I just found this obscure new version that might just save your library"

Me: