Merge [r_4.2.1_update_ac] into [development]

Updates R to version 4.2.1:

Updates tags and README, and includes updated commands for installing RH packages to align with IB required method.

All CVEs have justifications provided in VAT (https://vat.dso.mil/vat/container/21265);

For related merge request see:

!55 (merged)

{Additionally handles the following issue:

#48 (closed) }