Update git submodules

* Update os-brick from branch 'master'
  to da7bbcf387039bd4bca3078759bbe1ec4da4fe84
  - reno: Update master for unmaintained/2024.1

    Update the 2024.1 release notes configuration to build from
    unmaintained/2024.1.

    Change-Id: I3f0a24345afa2127cbc6e256c4989661e5894c4e
    Signed-off-by: OpenStack Release Bot <infra-root@openstack.org>
    Generated-By: openstack/project-config:roles/copy-release-tools-scripts/files/release-tools/change_reno_branch_to_unmaintained.sh

diff --git a/os-brick b/os-brick
index 5cc919440c1521e50bb8ab9feb9f5b91bbb73227..da7bbcf387039bd4bca3078759bbe1ec4da4fe84 160000 (submodule)
--- a/os-brick
+++ b/os-brick
@@ -1 +1 @@
-Subproject commit 5cc919440c1521e50bb8ab9feb9f5b91bbb73227
+Subproject commit da7bbcf387039bd4bca3078759bbe1ec4da4fe84