[Yoga] Release metalsmith

This is a convenience release before moving Yoga to extended maintenance
(estimated 2023-11-02).

$ git log --oneline --no-merges 1.6.3..f890ade
f890ade Get ports by 'binding:host_id' query filter
74a858b test_provision: don't assert provision_node call order
cc9f88b list_instances - cache allocations
04aebc7 Use a network cache in Instance
3035757 Fixes for tox 4.0
3071dd9 Allow to use Ansible OpenStack Col. 1.x.x with openstacksdk >=0.99.0

Change-Id: I3582d14073008537d22125e8549eba73c41a968b
Signed-off-by: Hervé Beraud <hberaud@redhat.com>

deliverables/yoga/metalsmith.yaml

@@ -22,6 +22,10 @@ releases:
     projects:
       - repo: openstack/metalsmith
         hash: 4c2c1dbcfa53e93f27d8e80dad6d44b5db60d82d
+  - version: 1.6.4
+    projects:
+      - repo: openstack/metalsmith
+        hash: f890ade4c5d06b6eb802d52eb3d6ee0a9fd36290
 branches:
   - name: stable/yoga
     location: 1.6.2