Add CHANGES entry

4903.	[bug]		"check-mx fail;" did not prevent MX records containing
			IP addresses from being added to a zone by a dynamic
			update. [GL #112]
4 jobs for 112-fix-mx-checks-for-dynamic-updates in 11 minutes and 15 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Build
passed #2480
linux docker
build:debian:sid:amd64

00:05:11

passed #2481
linux docker
build:debian:sid:i386

00:05:38

 
  Test
passed #2482
linux docker
test:debian:sid:amd64

00:05:29

passed #2483
linux docker
test:debian:sid:i386

00:05:36