Remove Windows integration testing for 2004.
Remove Windows integration testing for 2004.

Considering Windows 2004's EoL on the 14th of December, 2021,
this PR removes all periodic integration testing for 2004.

Signed-off-by: Nashwan Azhari <48487387f29098f18922ad0a13cb5703600dc0b4@cloudbasesolutions.com>

thaJeztah/containerd,thaJeztah/containerd,containerd/containerd,mikebrow/containerd,estesp/containerd,mikebrow/containerd,dmcgowan/containerd,containerd/containerd,estesp/containerd,dmcgowan/containerd