refactor(LogicServer): 更新 CDKEY 配置并优化代码结构

- 将"辞旧迎新"和"拜年啦"替换为"myth"和"bainian"
- 统一代码格式，提高可读性
- 保持其他配置项不变

LogicServer/data/config/cdkey/CommonCdkey.config

@@ -35,15 +35,15 @@ CommonCDKeyConf={
 	mailcontent = "尊敬的玩家：感谢您的支持，请查收您的礼包奖励。",
 	switch = 1,
 },
-["辞旧迎新"] = {
-	cdkey = "辞旧迎新",
+["myth"] = {
+	cdkey = "myth",
 	awards = {{type=0,id=1151,count=1},{type=0,id=1164,count=100},{type=0,id=1250,count=1}},
 	mailtitle = "预祝大家新年快乐,阖家欢乐!",
 	mailcontent = "尊敬的玩家：感谢您的支持，请查收您的礼包奖励。",
 	switch = 1,
 },
-["拜年啦"] = {
-	cdkey = "拜年啦",
+["bainian"] = {
+	cdkey = "bainian",
 	awards = {{type=0,id=1151,count=1},{type=0,id=1164,count=100},{type=0,id=1250,count=1}},
 	mailtitle = "给您拜年啦!",
 	mailcontent = "岁序常易，华章日新。在这辞旧迎新的美好时刻，愿新年的钟声为您带来无尽的喜悦与祥和。愿您在新的一年里，万事胜意，阖家幸福，身体安康，笑口常开！新春快乐，蛇年大吉！。",