jenkins.sh: osmo-iuh no longer has doc/manuals/ make target

the doc/manuals directory was dropped together with osmo-hnbgw binary
when it was moved to a separate repository recently.

Change-Id: Iceefc4e477ab516c5dc08e6c5b859c48d92a1b61

contrib/jenkins.sh

@@ -62,9 +62,5 @@ $MAKE check \
 $MAKE $PARALLEL_MAKE distcheck \
   || cat-testlogs.sh
 
-if [ "$WITH_MANUALS" = "1" ] && [ "$PUBLISH" = "1" ]; then
-	make -C "$base/doc/manuals" publish
-fi
-
 $MAKE $PARALLEL_MAKE maintainer-clean
 osmo-clean-workspace.sh