CI: fetch systemd configuration including kolla-generated unit files

Change-Id: I4ea22dbe43cd4780335df5cf0eee5c4339855fac

roles/kayobe-diagnostics/files/get_logs.sh

@@ -65,6 +65,10 @@ copy_logs() {
         cp -r /etc/apt/sources.list.d/ ${LOG_DIR}/system_logs/
     fi
 
+    if [[ -d /etc/systemd/ ]]; then
+        cp -rL /etc/systemd/ ${LOG_DIR}/system_logs/
+    fi
+
     df -h > ${LOG_DIR}/system_logs/df.txt
     # Gather disk usage statistics for files and directories larger than 1MB
     du -d 5 -hx / | sort -hr | grep '^[0-9\.]*[MGT]' > ${LOG_DIR}/system_logs/du.txt