Merge pull request #12396 from felser/mtqn-IPV4V6

PDP Type needs to be IPV4V6

Author: 0xc0170

features/cellular/framework/targets/MultiTech/DragonflyNano/PPP/SARA4_PPP.cpp

@@ -32,9 +32,9 @@ static const intptr_t cellular_properties[AT_CellularDevice::PROPERTY_MAX] = {
     1,  // AT_CSMP
     1,  // AT_CMGF
     1,  // AT_CSDH
-    1,  // PROPERTY_IPV4_STACK
+    0,  // PROPERTY_IPV4_STACK
     0,  // PROPERTY_IPV6_STACK
-    0,  // PROPERTY_IPV4V6_STACK
+    1,  // PROPERTY_IPV4V6_STACK
     0,  // PROPERTY_NON_IP_PDP_TYPE
     1,  // PROPERTY_AT_CGEREP
     1,  // PROPERTY_AT_COPS_FALLBACK_AUTO