Add cursive to LIBS_FROM_GIT

Allow cursive to be installed from git instead of pip.

The barbican-tempest-plugin, which uses cursive indirectly
through nova and glance, would benefit from the ability to
use cursive from git instead of pip.

Change-Id: Icae7d310f1ee392d080e7c8e421a26d7c0ef4727
diff --git a/tests/test_libs_from_pypi.sh b/tests/test_libs_from_pypi.sh
index 3d4bcd2..ad36312 100755
--- a/tests/test_libs_from_pypi.sh
+++ b/tests/test_libs_from_pypi.sh
@@ -40,7 +40,7 @@
 ALL_LIBS+=" oslo.i18n oslo.utils python-openstacksdk python-swiftclient"
 ALL_LIBS+=" python-neutronclient tooz ceilometermiddleware oslo.policy"
 ALL_LIBS+=" debtcollector os-brick automaton futurist oslo.service"
-ALL_LIBS+=" oslo.cache oslo.reports osprofiler"
+ALL_LIBS+=" oslo.cache oslo.reports osprofiler cursive"
 ALL_LIBS+=" keystoneauth ironic-lib neutron-lib oslo.privsep"
 ALL_LIBS+=" diskimage-builder os-vif python-brick-cinderclient-ext"