test: fix windows unit test for policymanager

Signed-off-by: Hunter Gregory <[email protected]>

Author: huntergregory

npm/pkg/dataplane/policies/policymanager_test.go

@@ -115,7 +115,9 @@ func TestBootup(t *testing.T) {
 	metrics.IncNumACLRules()
 
 	require.NoError(t, pMgr.Bootup(epIDs))
-	require.Equal(t, util.IptablesNft, util.Iptables)
+	if util.IsWindowsDP() {
+		require.Equal(t, util.IptablesNft, util.Iptables)
+	}
 
 	expectedNumACLs := 11
 	if util.IsWindowsDP() {