Adding Posit `R-CMD-check.yaml` #983

Job	Run time
Get R version	2s
Version Bump 🤜🤛	0s
Check / (release)	4m 13s
Check / (devel)	1m 3s
Links / Validate Links	11s
Check / (oldrel)	4m 19s
Documentation	0s
Render README	0s
Validation	0s
Spelling / Spellcheck	2m 7s
Code Style / Code Style	2m 5s
Code Coverage / Test Coverage	2m 59s
Lint / Lint	2m 31s
Man Pages / Roxygen	2m 9s
Code Coverage / Generate badge for coverage	14s
	21m 53s

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