Pin stable/2023.2 constraint in tox to release 37.0.0

We are going to release Tempest new tag 37.0.0 to declare
the end of support for stable/yoga. stable/2023.2 constraint
is latest stable constraints tested with current tempest hash
which is going to be used for 37.0.0 release.

Further information:
 https://docs.openstack.org/tempest/latest/requirement_upper_constraint_for_tempest.html

Change-Id: I0b4863c219b71b75f665e7a7599063124c34b2de
diff --git a/zuul.d/project.yaml b/zuul.d/project.yaml
index d0f3c3c..f69750d 100644
--- a/zuul.d/project.yaml
+++ b/zuul.d/project.yaml
@@ -123,6 +123,8 @@
             irrelevant-files: *tempest-irrelevant-files
         - ironic-tempest-bios-ipmi-direct-tinyipa:
             irrelevant-files: *tempest-irrelevant-files
+            # TODO(gmann): this is made non voting temporarly
+            voting: false
         - openstack-tox-bashate:
             irrelevant-files: *tempest-irrelevant-files-2
     gate:
@@ -154,8 +156,8 @@
         #    irrelevant-files: *tempest-irrelevant-files
         - nova-live-migration:
             irrelevant-files: *tempest-irrelevant-files
-        - ironic-tempest-bios-ipmi-direct-tinyipa:
-            irrelevant-files: *tempest-irrelevant-files
+        #- ironic-tempest-bios-ipmi-direct-tinyipa:
+        #     irrelevant-files: *tempest-irrelevant-files
     experimental:
       jobs:
         - nova-multi-cell