Drop SRIOVLiveMigration feature gate test
Drop SRIOVLiveMigration feature gate test

SRIOVLiveMigration feature gate has been removed so the test is not
needed anymore.

Signed-off-by: Vasiliy Ulyanov <874333a19fcb57a423921069a9d8e451d537235a@suse.de>

kubevirt/kubevirt,kubevirt/kubevirt,kubevirt/kubevirt,kubevirt/kubevirt