Add batch_correct_counts()

[kelly-sovacool]

Changes

Add batch_correct_counts() based on NIDAP template. Uses sva::ComBat() for batch correction.

Issues

resolves #19

PR Checklist

(Strikethrough any points that are not applicable.)

• This comment contains a description of changes with justifications, with any relevant issues linked.
• Write unit tests for any new features, bug fixes, or other code changes.
• Update the docs if there are any API changes (roxygen2 comments, vignettes, readme, etc.).
• Update NEWS.md with a short description of any user-facing changes and reference the PR number. Follow the style described in https://style.tidyverse.org/news.html
• Run devtools::check() locally and fix all notes, warnings, and errors.

[codecov]

Codecov Report

Attention: Patch coverage is 69.82249% with 51 lines in your changes missing coverage. Please review.

Project coverage is 74.03%. Comparing base (5f642e3) to head (fc74e5e).

Files with missing lines	Patch %	Lines
R/batch-correction.R	68.65%	21 Missing ⚠️
R/clean.R	59.09%	18 Missing ⚠️
R/utils.R	45.45%	6 Missing ⚠️
R/filter.R	80.00%	4 Missing ⚠️
R/histogram.R	50.00%	1 Missing ⚠️
R/normalize.R	92.30%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #87      +/-   ##
==========================================
- Coverage   75.08%   74.03%   -1.05%     
==========================================
  Files          14       15       +1     
  Lines         590      674      +84     
==========================================
+ Hits          443      499      +56     
- Misses        147      175      +28     

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