release Spot 2.9

* configure.ac, doc/org/setup.org, NEWS: Set version to 2.9.
15 jobs for stable in 250 minutes and 51 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #91084
alpine-gcc

01:01:28

passed #91085
arch-clang

00:58:38

passed #91086
arch-gcc-glibcxxdebug

01:15:15

passed #91083
debian-gcc-snapshot

01:25:43

passed #91081
debian-stable-gcc

00:50:16

passed #91082
debian-unstable-gcc-coverage

00:34:08

90.5%
passed #91131
debpkg-stable

02:25:15

passed #91087
mingw-shared

00:12:43

passed #91088
mingw-static

00:08:19

passed #91091
armv7
raspbian

01:39:38

passed #91132
rpm-pkg

00:56:06

failed #91089
debpkg-stable

05:00:06

failed #91090
rpm-pkg

05:00:03

 
  Publish
passed #91092
dput
publish-rpm

00:00:29

passed #91093
dput
publish-stable

00:01:35