CompatHelper: bump compat for Meshes in [weakdeps] to 0.47, (keep existing compat)

[github-actions]

This pull request changes the compat entry for the Meshes package from 0.46 to 0.46, 0.47.
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 and coverable lines are covered by tests ✅

Project coverage is 98.59%. Comparing base (cad50b6) to head (c1125d2).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #68   +/-   ##
=======================================
  Coverage   98.59%   98.59%           
=======================================
  Files          40       40           
  Lines        1137     1137           
=======================================
  Hits         1121     1121           
  Misses         16       16           

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