Release Prep V2.1

[samuel-marsh]

• [x] LIGER Fixes
• [x] GitHub Issues
• [x] Update Vignettes new functions/parameters
• [x] Update sections that are now generics
• [x] Conversion Vignette
• [x] Update pkgdown yaml new concept object_conversion
• [x] ~Liger plotting check for reduction_key~
• [x] Create new vignette for Updated_HGNC_Symbols
• [x] pkgdown site build
• [ ] GitHub Actions Check (Is Mac OS issue resolved?)
• [x] Multigroup dotplot (https://divingintogeneticsandgenomics.com/post/how-to-make-a-multi-group-dotplot-for-single-cell-rnaseq-data/)

[samuel-marsh]

submitted

[samuel-marsh]

Reopening to address ggplot 3.5.0 (really ggprism) related check failures.

• [x] checks passing?