Don't explicitly set image version in tests

Image versions are already explicitly set in our manifests
configuration, so tests should not be setting these values
to ensure we're using the same versions across the board.

test/e2e/node/security_context.go

@@ -83,7 +83,6 @@ var _ = SIGDescribe("Security Context", func() {
 			gidDefinedInImage := int64(50000)
 			supplementalGroup := int64(60000)
 			agnhost := imageutils.GetConfig(imageutils.Agnhost)
-			(&agnhost).SetVersion("2.43")
 			pod := scTestPod(false, false)
 			pod.Spec.Containers[0].Image = agnhost.GetE2EImage()
 			pod.Spec.Containers[0].Command = []string{"id", "-G"}