add maintainers

Signed-off-by: Yamato Ando <yamato.ando@tier4.jp>

Author: YamatoAndo

map/util/lanelet2_map_preprocessor/package.xml

@@ -5,7 +5,15 @@
   <version>0.1.0</version>
   <description>The lanelet2_map_preprocessor package</description>
   <maintainer email="ryohsuke.mitsudome@tier4.jp">Ryohsuke Mitsudome</maintainer>
+  <maintainer email="yamato.ando@tier4.jp">Yamato Ando</maintainer>
+  <maintainer email="kento.yabuuchi.2@tier4.jp">Kento Yabuuchi</maintainer>
+  <maintainer email="masahiro.sakamoto@tier4.jp">Masahiro Sakamoto</maintainer>
+  <maintainer email="anh.nguyen.2@tier4.jp">NGUYEN Viet Anh</maintainer>
+  <maintainer email="taiki.yamada@tier4.jp">Taiki Yamada</maintainer>
+  <maintainer email="shintaro.sakoda@tier4.jp">Shintaro Sakoda</maintainer>
+  <maintainer email="ryu.yamamoto@tier4.jp">Ryu Yamamoto</maintainer>
   <license>Apache License 2.0</license>
+  <author email="ryohsuke.mitsudome@tier4.jp">Ryohsuke Mitsudome</author>
 
   <buildtool_depend>ament_cmake_auto</buildtool_depend>
   <buildtool_depend>autoware_cmake</buildtool_depend>