ci: Disable codecov-patch check

[paulgessinger]

This has proven to be unreliable and hard to follow.

[codecov]

Codecov Report

Merging #842 (e8b6d61) into main (56f63b2) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #842   +/-   ##
=======================================
  Coverage   48.46%   48.46%           
=======================================
  Files         329      329           
  Lines       16974    16974           
  Branches     8028     8028           
=======================================
  Hits         8227     8227           
  Misses       3092     3092           
  Partials     5655     5655           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 56f63b2...e8b6d61. Read the comment docs.

[asalzburger]

Approved.