Update on EOLs for SS 4.2 and 4.3

Just a reminder that EOL for 4.2 is approaching (30 June 2019). We’ve also set an EOL for 4.3 of 31 December 2019.

As with all of the latest minor releases, an EOL for 4.4 will not be determined until it is superseded by a 4.5 release.