Revert "Work around uwsgi breakage"

This reverts commit 84737ebd96327310ec5f8f7c312aeae12cbeb234.

Change-Id: I1544c1ad9cfe3ff199153736acadba0761b51fc4
diff --git a/.zuul.yaml b/.zuul.yaml
index 0dc5f3e..602975a 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -628,12 +628,10 @@
             voting: false
             irrelevant-files: *dsvm-irrelevant-files
         - grenade:
-            voting: false
             irrelevant-files:
               - ^.*\.rst$
               - ^doc/.*$
         - neutron-grenade-multinode:
-            voting: false
             irrelevant-files:
               - ^.*\.rst$
               - ^doc/.*$
@@ -670,18 +668,18 @@
         - devstack-multinode
         - devstack-unit-tests
         - openstack-tox-bashate
-        # - neutron-grenade-multinode:
-        #     irrelevant-files:
-        #       - ^.*\.rst$
-        #       - ^doc/.*$
+        - neutron-grenade-multinode:
+            irrelevant-files:
+              - ^.*\.rst$
+              - ^doc/.*$
         - neutron-tempest-linuxbridge:
             irrelevant-files:
               - ^.*\.rst$
               - ^doc/.*$
-        # - grenade:
-        #     irrelevant-files:
-        #       - ^.*\.rst$
-        #       - ^doc/.*$
+        - grenade:
+            irrelevant-files:
+              - ^.*\.rst$
+              - ^doc/.*$
         - openstacksdk-functional-devstack:
             irrelevant-files:
               - ^.*\.rst$