Coverage update

[dlyr]

Pull Request Desription

• [x] The commit message follows our guidelines

• [x] Tests for the changes have been added (for bug fixes / features)

• [x] Docs have been added / updated (for bug fixes / features)

• What kind of change does this PR introduce?

  • [ ] bug fix
  • [ ] feature
  • [ ] docs update
  • [x] other:

• What is the current behavior? (You can also link to an open issue here)

We had historically two files for coverage, this PR cleans this up, and seems to offer the same kind of results. Only coverage management is changed. BTW, if someone can test fastcov on macos (llvm and gcc) to see if it's fixed.

[codecov[bot]]

Codecov Report

Merging #1058 (6fb7f89) into release-candidate (a349c0c) will not change coverage. Report is 1 commits behind head on release-candidate. The diff coverage is n/a.

:exclamation: Current head 6fb7f89 differs from pull request most recent head 965dd1b. Consider uploading reports for the commit 965dd1b to get more accurate results

@@                Coverage Diff                 @@
##           release-candidate    #1058   +/-   ##
==================================================
  Coverage              45.65%   45.65%           
==================================================
  Files                    312      312           
  Lines                  23063    23063           
==================================================
  Hits                   10530    10530           
  Misses                 12533    12533