jenkins.sh: Disable building doxygen for deps

Don't clutter build logs with irrelevant output.

Change-Id: If1784baa519c10ab0ab3e600f373c27a6c8ae4c6
diff --git a/contrib/jenkins.sh b/contrib/jenkins.sh
index af25c69..2527127 100755
--- a/contrib/jenkins.sh
+++ b/contrib/jenkins.sh
@@ -61,7 +61,7 @@
 verify_value_string_arrays_are_terminated.py $(find . -name "*.[hc]")
 
 # Build deps
-osmo-build-dep.sh libosmocore
+osmo-build-dep.sh libosmocore "" --disable-doxygen
 
 export PKG_CONFIG_PATH="$inst/lib/pkgconfig:$PKG_CONFIG_PATH"
 export LD_LIBRARY_PATH="$inst/lib"