Update git submodules

* Update releases from branch 'master'
  to f6498e18a607088a6e55804326ff33aacbc9b07b
  - Merge "[telemetry-tempest-plugin] Tag 2024.1-last"
  - [telemetry-tempest-plugin] Tag 2024.1-last

    2024.1 branch is moving to unmaintained state now[1]. Tempest and
    tempest plugins are branchless which means master version of
    Tempest and its plugins are not guaranteed to support unmaintained
    branched. To continue testing the unmaintained branches, Tempest
    and its plugins compatible tag[2][3] needs to be released for
    their testing.

    Tagging '2024.1-last' with the latest hash, also releasing
    a new tag 2.8.0.

    [1] https://review.opendev.org/c/openstack/releases/+/963711
    [2] https://docs.openstack.org/tempest/latest/stable_branch_support_policy.html
    [3] https://docs.openstack.org/tempest/latest/tempest_and_plugins_compatible_version_policy.html

    Change-Id: I887900dfff8fe8a140db9f353f5950e90989c3ce
    Signed-off-by: Ghanshyam Maan <gmaan@ghanshyammann.com>

diff --git a/releases b/releases
index 6326e0ca0c90eba738652c1e89e54661cc851360..f6498e18a607088a6e55804326ff33aacbc9b07b 160000 (submodule)
--- a/releases
+++ b/releases
@@ -1 +1 @@
-Subproject commit 6326e0ca0c90eba738652c1e89e54661cc851360
+Subproject commit f6498e18a607088a6e55804326ff33aacbc9b07b