cla-sysrepo needs libev

On legacy sysrepo, this has been masked via a transitive dependency there.
Well, not anymore :).

Change-Id: I7b400122aeef27a5c7976edaad7978c0b3b6ccae
diff --git a/package/cla-sysrepo/cla-sysrepo.mk b/package/cla-sysrepo/cla-sysrepo.mk
index e506310..f5e9239 100644
--- a/package/cla-sysrepo/cla-sysrepo.mk
+++ b/package/cla-sysrepo/cla-sysrepo.mk
@@ -2,7 +2,7 @@
 CLA_SYSREPO_SITE = ssh://kundrat@cesnet.cz@gerrit.cesnet.cz:29418/CzechLight/cla-sysrepo
 CLA_SYSREPO_SITE_METHOD = git
 CLA_SYSREPO_INSTALL_STAGING = NO
-CLA_SYSREPO_DEPENDENCIES = sysrepo docopt-cpp spdlog systemd libgpiod boost cppcodec
+CLA_SYSREPO_DEPENDENCIES = sysrepo docopt-cpp spdlog systemd libgpiod boost cppcodec libev
 CLA_SYSREPO_CONF_OPTS = -DTHREADS_PTHREAD_ARG:STRING=-pthread
 CLA_SYSREPO_LICENSE_FILES = LICENSE.md