Also collect journal errors and send to logstash

Change-Id: I8e058a9c0292259748f758e3a04b6326992528b9
Signed-off-by: Bogdan Dobrelya <bdobreli@redhat.com>

defaults/main.yml

@@ -303,6 +303,8 @@ artcl_commands:
       capture_disable: true
     journal:
       cmd: journalctl --since=-4h --lines=100000
+    journal_errors:
+      cmd: journalctl --since=-4h -p err --output=short-iso
   monitoring: {}
   network:
     ovn:
@@ -399,6 +401,7 @@ artcl_logstash_files:
   - /var/log/bootstrap-subnodes.log
   - /var/log/ipaserver-install.log
   - /var/log/tripleo-container-image-prepare.log
+  - /var/log/extra/journal_errors.txt
 
 # ara_graphite_server: graphite.tripleo.org
 # if ara_enabled is false, no ara tasks will be executed