test: skip TestCreate on Fedora due to lxc utils bug

In the dind environment running on a Fedora host, the lxc utils get
confused by the /sys/fs/cgroup/cpuacct,cpu cgroup mount and lxc-start
fails trying to access the wrong cgroup directory.

integration/container_test.go

@@ -330,6 +330,11 @@ func TestCommitRun(t *testing.T) {
 }
 
 func TestStart(t *testing.T) {
+	_, err1 := os.Stat("/sys/fs/cgroup/cpuacct,cpu")
+	_, err2 := os.Stat("/sys/fs/cgroup/cpu,cpuacct")
+	if err1 == nil || err2 == nil {
+		t.Skip("Fixme. Setting cpu cgroup shares doesn't work in dind on a Fedora host.  The lxc utils are confused by the cpu,cpuacct mount.")
+	}
 	runtime := mkRuntime(t)
 	defer nuke(runtime)
 	container, _, _ := mkContainer(runtime, []string{"-m", "33554432", "-c", "1000", "-i", "_", "/bin/cat"}, t)