contrib/jenkins.sh: remove unrecognized --enable-vty-tests

There is no such option in the configure.ac:

configure: WARNING: unrecognized options: --enable-vty-tests

Change-Id: I04421af0b250651a598a7aeb5bed55dbacec2f7c
---
M contrib/jenkins.sh
1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/contrib/jenkins.sh b/contrib/jenkins.sh
index ba453e9..695af3a 100755
--- a/contrib/jenkins.sh
+++ b/contrib/jenkins.sh
@@ -80,7 +80,7 @@
 LD_LIBRARY_PATH="$inst/lib" $MAKE check \
   || exit_tar_workspace
 LD_LIBRARY_PATH="$inst/lib" \
-  DISTCHECK_CONFIGURE_FLAGS="--enable-vty-tests --enable-external-tests --enable-werror $CONFIG" \
+  DISTCHECK_CONFIGURE_FLAGS="--enable-external-tests --enable-werror $CONFIG" \
   $MAKE $PARALLEL_MAKE distcheck \
   || exit_tar_workspace
 

