New function: cormatrix_to_excel()

[rempsyc]

New function: cormatrix_to_excel() (closes #291)

[codecov]

Codecov Report

Merging #294 (3fe611a) into main (3d5cd1e) will increase coverage by 5.08%.
Report is 3 commits behind head on main.
The diff coverage is 99.66%.

❗ Current head 3fe611a differs from pull request most recent head adf6408. Consider uploading reports for the commit adf6408 to get more accurate results

@@            Coverage Diff             @@
##             main     #294      +/-   ##
==========================================
+ Coverage   64.92%   70.00%   +5.08%     
==========================================
  Files          43       44       +1     
  Lines        1759     2054     +295     
==========================================
+ Hits         1142     1438     +296     
+ Misses        617      616       -1     

Files Changed	Coverage Δ
R/cormatrix_to_excel.R	99.66% <99.66%> (ø)

... and 1 file with indirect coverage changes

[rempsyc]

OK, I think all remaining failing checks are not related to this PR.

[rempsyc]

Thanks. Should I add myself as author/contributor? 🤓