Bump OS v1.4-20240801

[harvesterhci-io-github-bot]

Problem:
Harvester base OS needs to update.

Solution:
Bump OS image to rancher/harvester-os:v1.4-20240801.

Related Issue:

Test plan:

More info:

-----RPM-----

Packages found only in docker.io/rancher/harvester-os:v1.4-20240719: None

Packages found only in docker.io/rancher/harvester-os:v1.4-20240801: None

Version differences:
PACKAGE                  IMAGE1 (docker.io/rancher/harvester-os:v1.4-20240719)        IMAGE2 (docker.io/rancher/harvester-os:v1.4-20240801)
-kubevirt-virtctl        1.1.0-150500.8.10.3, 51.2M                                   1.1.0-150500.8.10.4, 51.2M
-libxcb1                 1.13-150000.3.9.1, 163K                                      1.13-150000.3.11.1, 162.9K
-wicked                  0.6.75-150500.3.29.1, 3.8M                                   0.6.76-150500.3.33.1, 3.9M
-wicked-service          0.6.75-150500.3.29.1, 9.6K                                   0.6.76-150500.3.33.1, 9.6K
-xen-libs                4.17.4_02-150500.3.30.1, 1.7M                                4.17.4_04-150500.3.33.1, 1.7M
-yip                     1.4.6-150500.3.1, 15.9M                                      1.6.2-150500.3.2, 16.9M