OCPBUGS-76444: remove kernel-rt-kvm from realtimeKernel packages

This was apparently removed in 9.7 via RHEL-76757, we knew it was removed
in el10 but weren't expecting it to also drop from > 9.7. So drop the logic.

Author: sdodson

pkg/daemon/update.go

@@ -1783,13 +1783,6 @@ func (dn *CoreOSDaemon) getKernelPackagesForTargetRelease() (releaseKernelPackag
 		// of other dependencies we don't want for historical reasons.
 		realtimeKernel: []string{"kernel-rt-core", "kernel-rt-modules", "kernel-rt-modules-extra"},
 	}
-
-	// RHEL10 early bugfix of OCPBUGS-62925
-	// RHEL10 doesn't ship with kernel-rt-kvm
-	targetVersion := NewTargetOSVersionFromDeployment(targetDeployment)
-	if !targetVersion.IsEL10() {
-		kernelPackages.realtimeKernel = append(kernelPackages.realtimeKernel, "kernel-rt-kvm")
-	}
 	return kernelPackages, nil
 }