Add rworkflows CI + Get closer to passing rcmdchecks

[bschilder]

monarchr 0.2.1

• Add rworkflows GHA for automated checking, site building, and Docker container creation.
• Update .Rbuildignore.
• Add NEWS file.
• Add Title, Description, and Authors to DESCRIPTION.
  • Hope you don't mind me adding our names here @oneilsh, I anticipate making lots of contributions!
• Add tidyr Import to DESCRIPTION.
• Add vignettes header info.
• Fix edges docs by adding title.
• Add VignetteBuilder: knitr to DESCRIPTION.
• Fix cypher_query example by adding ids
• Fix cypher_query_df example by adding ids
• Export cypher_query_df
• Get monarchR closer to passing rcmdcheck (methods for edges/nodes not yet being recognized)

[oneilsh]

@bschilder this is great, thank you! Gonna run the workflow, and maybe create a ticket for the workflows that can be closed out by this one when merged.

[oneilsh]

Closes #11