优化按需拉流配置，拉流代理支持按需拉流

sql/mysql.sql

@@ -277,7 +277,6 @@ CREATE TABLE `media_server` (
                                 `rtspSSLPort` int NOT NULL,
                                 `autoConfig` int NOT NULL,
                                 `secret` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL,
-                                `streamNoneReaderDelayMS` int NOT NULL,
                                 `rtpEnable` int NOT NULL,
                                 `rtpPortRange` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL,
                                 `sendRtpPortRange` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL,

sql/update.sql

@@ -0,0 +1,5 @@
+alter table wvp.media_server
+    drop column streamNoneReaderDelayMS;
+
+alter table stream_proxy
+    add enable_disable_none_reader bit(1) default null;