Update NEWS

Signed-off-by: Simon McVittie <smcv@collabora.com>
Status Job ID Name Coverage
  Build
canceled #55445
build:cmake

canceled #55442
build:debug

manual #55447
allowed to fail manual
build:i686-w64-mingw32-cmake
canceled #55446
build:i686-w64-mingw32-debug

manual #55450
allowed to fail manual
build:jessie
manual #55444
allowed to fail manual
build:legacy
canceled #55441
build:production

manual #55443
allowed to fail manual
build:reduced
manual #55452
allowed to fail manual
build:trusty
canceled #55448
build:x86_64-w64-mingw32

canceled #55449
build:x86_64-w64-mingw32-cmake-debug

manual #55451
allowed to fail manual
build:xenial