contrib: build-osmo-sgsn: Depend on osmo-hlr build

Since osmo-sgsn f4b2c4ca42cc530c38c9ac6f275e4d7da9315fa2, it depends on
libosmo-gsup-client available in osmo-hlr.

Change-Id: I6aa997ff2092f9ddf2ac475fd094803be9063980
diff --git a/contrib/jenkins-build-osmo-sgsn.sh b/contrib/jenkins-build-osmo-sgsn.sh
index ffa787c..f296f8b 100755
--- a/contrib/jenkins-build-osmo-sgsn.sh
+++ b/contrib/jenkins-build-osmo-sgsn.sh
@@ -9,6 +9,7 @@
 build_repo libosmo-netif ${SANITIZE_FLAGS} --disable-doxygen
 build_repo libosmo-sccp ${SANITIZE_FLAGS}
 build_repo osmo-ggsn ${SANITIZE_FLAGS}
+build_repo osmo-hlr ${SANITIZE_FLAGS}
 build_repo libasn1c ${SANITIZE_FLAGS}
 build_repo osmo-iuh ${SANITIZE_FLAGS}
 build_repo osmo-sgsn ${SANITIZE_FLAGS} --enable-iu