Direct/Freedom config: Add targetStrategy as an alias of domainStrategy; Routing config: Remove domainMatcher, "linear" and type (#5027)

https://github.com/XTLS/Xray-core/pull/5006#issuecomment-3193547307

common/reflect/marshal_test.go

@@ -184,8 +184,7 @@ func getConfig() string {
         "inboundTag": [
           "api-in"
         ],
-        "outboundTag": "api",
-        "type": "field"
+        "outboundTag": "api"
       }
     ],
     "domainStrategy": "AsIs"