feat: 添加udm-voip/volte功能接口

build/database/lite/install/udm_voip.sql

@@ -0,0 +1,24 @@
+-- ----------------------------
+-- Table structure for udm_voip
+-- ----------------------------
+DROP TABLE IF EXISTS "udm_voip";
+CREATE TABLE "udm_voip" (
+  "id" integer NOT NULL,
+  "ne_id" text(50),
+  "username" text(50),
+  "password" text(128),
+  PRIMARY KEY ("id")
+);
+
+-- ----------------------------
+-- Indexes structure for table udm_voip
+-- ----------------------------
+CREATE UNIQUE INDEX "uk_voip_user_ne"
+ON "udm_voip" (
+  "username" ASC,
+  "ne_id" ASC
+);
+
+-- ----------------------------
+-- Records of udm_voip
+-- ----------------------------