Add new DASH APPL_DB table names (#897)

Author: theasianpianist

common/schema.h

@@ -166,6 +166,11 @@ namespace swss {
 #define APP_DASH_ROUTE_TABLE_NAME           "DASH_ROUTE_TABLE"
 #define APP_DASH_ROUTE_RULE_TABLE_NAME      "DASH_ROUTE_RULE_TABLE"
 #define APP_DASH_VNET_MAPPING_TABLE_NAME    "DASH_VNET_MAPPING_TABLE"
+#define APP_DASH_ENI_ROUTE_TABLE_NAME       "DASH_ENI_ROUTE_TABLE"
+#define APP_DASH_ROUTE_GROUP_TABLE_NAME     "DASH_ROUTE_GROUP_TABLE"
+#define APP_DASH_TUNNEL_TABLE_NAME          "DASH_TUNNEL_TABLE"
+#define APP_DASH_PA_VALIDATION_TABLE_NAME   "DASH_PA_VALIDATION_TABLE"
+#define APP_DASH_ROUTING_APPLIANCE_TABLE_NAME "DASH_ROUTING_APPLIANCE_TABLE"
 
 /***** TO BE REMOVED *****/