CompatHelper: bump compat for DomainSets to 0.7, (keep existing compat)

[github-actions]

This pull request changes the compat entry for the DomainSets package from 0.6 to 0.6, 0.7.
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.

[codecov]

Codecov Report

All modified lines are covered by tests ✅

Comparison is base (71ebfc3) 92.61% compared to head (e1dae1f) 92.61%.
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #158   +/-   ##
=======================================
  Coverage   92.61%   92.61%           
=======================================
  Files          17       17           
  Lines        1856     1856           
=======================================
  Hits         1719     1719           
  Misses        137      137           

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