add TIMESTAMP_WITH_TIMEZONE typeMap (#6228)

Co-authored-by: 安贞 <anzhenemail@163.com>

mybatis-plus-generator/src/main/java/com/baomidou/mybatisplus/generator/type/TypeRegistry.java

@@ -65,6 +65,7 @@ public class TypeRegistry {
         typeMap.put(Types.DATE, DbColumnType.DATE);
         //timestamp
         typeMap.put(Types.TIMESTAMP, DbColumnType.TIMESTAMP);
+        typeMap.put(Types.TIMESTAMP_WITH_TIMEZONE, DbColumnType.TIMESTAMP);
         //double
         typeMap.put(Types.FLOAT, DbColumnType.DOUBLE);
         typeMap.put(Types.REAL, DbColumnType.DOUBLE);