Applying branding post install is not working

[Takamasa Takenaka]

Brief Description
-----------------
Applying custom branding post install is not working

Severity
--------
<Minor: System/Feature is usable with minor issue>

Steps to Reproduce
------------------
1. Copy the new Horizon branding tarball to the /opt/branding directory on the active controller.
2. Restart the Horizon Web interface.
   sudo service horizon restart
3. Lock, and unlock the inactive controller to apply the new configuration.

Expected Behavior
------------------
Horizon Branding to change

Actual Behavior
----------------
Horizon Brand did not change

Reproducibility
---------------
Reproducible (2/2)

System Configuration
--------------------
Two node system (IPV6, Https)

Branch/Pull Time/Commit
-----------------------
STX R7

Last Pass
---------
R6 regression

Timestamp/Logs
--------------
N/A

Test Activity
-------------
Regression Testing

Workaround
----------
N/A

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.opendev.org/c/starlingx/upstream/+/870116

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/c/starlingx/upstream/+/870116
Committed: https://opendev.org/starlingx/upstream/commit/b7f29b2136861b338ae7f83e9e1e535ee799a292
Submitter: "Zuul (22348)"
Branch: master

commit b7f29b2136861b338ae7f83e9e1e535ee799a292
Author: Takamasa Takenaka <email address hidden>
Date: Fri Jan 13 14:33:25 2023 -0300

    Extract branding before horizon starts

    Move script to extract branding archive before
    horizon service starts.

    Closes-bug: 2002838

    Test Plan:
    PASS: Confirm branding file applied in pre-install in SX
    PASS: Confirm branding file applied in post-install in SX
    PASS: Confirm branding file applied in pre-install in DX
    PASS: Confirm branding file applied in post-install in DX

    Signed-off-by: Takamasa Takenaka <email address hidden>
    Change-Id: Ia36afd96493f1e15509607c706ca12d46466f741