ansible/setup-jenkins: install rsync

After recent refactoring of the gerrit-binpkgs job, rsync is now
requried on the jenkins nodes. It was installed on the ones where I
tested, but not on all of them.

Fixes: b2e12851 ("OBS: move gerrit-binpkgs logic to separate script")
Change-Id: Ic8ffd61fc2c89574085e9c3abbceb554f3c5da6a
---
M ansible/setup-jenkins-slave.yml
1 file changed, 15 insertions(+), 0 deletions(-)

diff --git a/ansible/setup-jenkins-slave.yml b/ansible/setup-jenkins-slave.yml
index 5813b40..03afe65 100644
--- a/ansible/setup-jenkins-slave.yml
+++ b/ansible/setup-jenkins-slave.yml
@@ -12,6 +12,7 @@
           - tmux
           - screen
           - ca-certificates
+          - rsync
         cache_valid_time: 3600
         update_cache: yes
   roles:

