Add OpenVPN service to connect to fox BMC

Reviewed-by: Aleix Boné <abonerib@bsc.es>

m/module/vpn-dac/ca.crt

@@ -0,0 +1,31 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----