chore: rename codecov to coverage

[ebezzi]

Renames a dependency that was deprecated. The new name is coverage.

[codecov]

Codecov Report

Merging #589 (5213ae3) into main (f52be5a) will not change coverage.
The diff coverage is n/a.

❗ Current head 5213ae3 differs from pull request most recent head ce23831. Consider uploading reports for the commit ce23831 to get more accurate results

@@           Coverage Diff           @@
##             main     #589   +/-   ##
=======================================
  Coverage   78.40%   78.40%           
=======================================
  Files          84       84           
  Lines        6594     6594           
=======================================
  Hits         5170     5170           
  Misses       1424     1424           

Flag	Coverage Δ
frontend	78.40% <ø> (ø)
javascript	78.40% <ø> (ø)
smokeTest	?
unitTest	78.40% <ø> (ø)

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