doc: Mention ubuntu build in news
@@ -173,6 +173,7 @@ These notes are of interest for people developing Elektra:
- A build job checks if PRs modify the release notes. *(Markus Raab)*
- `clang` tests have been ported to the new build system *(Lukas Winkler et al)*
- `clang-5.0` is now used for clang tests by the build system *(Lukas Winkler)*
+- An additional build job on Ubuntu:xenial has been added *(Lukas Winkler)*
- Several improvments to the build system have been implemented *(Lukas Winkler)*:
- Better Docker image handling
- abort of previously queued but unfinished runs on new commits
