contrib/jenkins.sh: Test builds with --enable-e1d

We so far didn't include the osmo-e1d e1_input driver during compile
testing, let's change that.

Change-Id: I8bb876f9f3aebbad80a328b5ebff6e156c3db8da
diff --git a/contrib/jenkins.sh b/contrib/jenkins.sh
index a465d5a..727cffe 100755
--- a/contrib/jenkins.sh
+++ b/contrib/jenkins.sh
@@ -23,6 +23,9 @@
 
 export PKG_CONFIG_PATH="$inst/lib/pkgconfig:$PKG_CONFIG_PATH"
 export LD_LIBRARY_PATH="$inst/lib"
+export PATH="$inst/bin:$PATH"
+
+osmo-build-dep.sh osmo-e1d
 
 set +x
 echo
@@ -33,7 +36,7 @@
 set -x
 
 autoreconf --install --force
-./configure --enable-sanitize --enable-werror
+./configure --enable-sanitize --enable-werror --enable-e1d
 $MAKE $PARALLEL_MAKE
 $MAKE distcheck \
   || cat-testlogs.sh