* [docs] add porting guide for DNF GPG validation Change: - This was a breaking change (security fix), but I neglected to add a porting guide entry for it previously. Tickets: - Refs #71537 - Refs #71539 - Refs #71540 - Refs #71541 Signed-off-by: Rick Elrod <rick@elrod.me> * changes from sivel Signed-off-by: Rick Elrod <rick@elrod.me>