Bump OS v1.4-20240923

[harvesterhci-io-github-bot]

Problem:
Harvester base OS needs to update.

Solution:
Bump OS image to rancher/harvester-os:v1.4-20240923.

Related Issue:

Test plan:

More info:

-----RPM-----

Packages found only in docker.io/rancher/harvester-os:v1.4-20240916: None

Packages found only in docker.io/rancher/harvester-os:v1.4-20240923: None

Version differences:
PACKAGE                  IMAGE1 (docker.io/rancher/harvester-os:v1.4-20240916)        IMAGE2 (docker.io/rancher/harvester-os:v1.4-20240923)
-kubevirt-virtctl        1.1.0-150500.8.10.14, 52.3M                                  1.1.0-150500.8.10.15, 52.3M
-ucode-intel             20240813-150200.44.1, 12.5M                                  20240910-150200.47.1, 12.5M
-yip                     1.6.2-150500.3.5, 16.9M                                      1.6.2-150500.3.7, 16.9M