Add R cheatsheets (#5437)
* Add R section to cheetsheets
Add R Studio section to cheetsheets page
* Add link to RStudio official cheetsheets resources
Resources website: https://www.rstudio.com/resources/cheatsheets
* Add R cheetsheet: Data Wrangling with dplyr, tidyr
Data Wrangling with dplyr and tidyr cheetsheet (U.1/15) english
Public Url: https://www.rstudio.com/wp-content/uploads/2015/02/data-wrangling-cheatsheet.pdf
* Add R cheetsheet: Domar datos con dplyr y tidyr
Data Wrangling with dplyr and tidyr cheetsheet (U.1/15) spanish
Public Url: https://github.com/rstudio/cheatsheets/raw/master/translations/spanish/data-wrangling-cheatsheet_Spanish.pdf
Scrapped from: https://www.rstudio.com/resources/cheatsheets
* Add R cheetsheet: Domar datos con dplyr y tidyr
- Fix CI/CD errors.
- Data Wrangling with dplyr and tidyr cheetsheet (U.1/15) spanish
Public Url: https://github.com/rstudio/cheatsheets/raw/master/translations/spanish/data-wrangling-cheatsheet_Spanish.pdf
Scrapped from: https://www.rstudio.com/resources/cheatsheets
* Add R cheetsheet: Domar datos con dplyr y tidyr
- Fix CI/CD errors
- Data Wrangling with dplyr and tidyr cheetsheet (U.1/15) spanish
Public Url: https://github.com/rstudio/cheatsheets/raw/master/translations/spanish/data-wrangling-cheatsheet_Spanish.pdf
Scrapped from: https://www.rstudio.com/resources/cheatsheets
* Revert RStudio Data Wrangling cheatcheats (KISS)
- Keep It Simple / apply review suggestions. Thus, I remove "Data Wrangling" cheatsheets because it already are present in the RStudio portal that link points to.
- Fix grammar.
David Ordás