mgcp: Set output_enabled flags based on the MGCP mode

This patch enhances parse_conn_mode() to set the output_enabled flags
of each end based on the MGCP mode.

Ticket: OW#1044
Sponsored-by: On-Waves ehf
diff --git a/openbsc/tests/mgcp/mgcp_test.ok b/openbsc/tests/mgcp/mgcp_test.ok
index 43a7402..6db7226 100644
--- a/openbsc/tests/mgcp/mgcp_test.ok
+++ b/openbsc/tests/mgcp/mgcp_test.ok
@@ -18,7 +18,7 @@
 Testing CRCX
 Detected packet duration: 40
 Requested packetetization period: 20-20
-Connection mode: 1, BTS output disabled, NET output disabled
+Connection mode: 1, BTS output enabled, NET output disabled
 Testing MDCX3
 Packet duration not set
 Requested packetization period not set
@@ -26,23 +26,23 @@
 Testing MDCX4
 Detected packet duration: 40
 Requested packetetization period: 20-20
-Connection mode: 3, BTS output disabled, NET output disabled
+Connection mode: 3, BTS output enabled, NET output enabled
 Testing MDCX4_PT1
 Detected packet duration: 40
 Requested packetetization period: 20-40
-Connection mode: 3, BTS output disabled, NET output disabled
+Connection mode: 3, BTS output enabled, NET output enabled
 Testing MDCX4_PT2
 Detected packet duration: 40
 Requested packetetization period: 20-20
-Connection mode: 3, BTS output disabled, NET output disabled
+Connection mode: 3, BTS output enabled, NET output enabled
 Testing MDCX4_PT3
 Detected packet duration: 40
 Requested packetization period not set
-Connection mode: 3, BTS output disabled, NET output disabled
+Connection mode: 3, BTS output enabled, NET output enabled
 Testing MDCX4_SO
 Detected packet duration: 40
 Requested packetetization period: 20-20
-Connection mode: 2, BTS output disabled, NET output disabled
+Connection mode: 2, BTS output disabled, NET output enabled
 Testing DLCX
 Detected packet duration: 20
 Requested packetization period not set
@@ -50,7 +50,7 @@
 Testing CRCX_ZYN
 Packet duration not set
 Requested packetization period not set
-Connection mode: 1, BTS output disabled, NET output disabled
+Connection mode: 1, BTS output enabled, NET output disabled
 Testing EMPTY
 Testing SHORT1
 Testing SHORT2