Code: Update Donghee Na's name (#109744)

Tools/unicode/genmap_japanese.py

diff --git a/Tools/unicode/genmap_japanese.py b/Tools/unicode/genmap_japanese.py
index 21de37b..838317f 100644
--- a/Tools/unicode/genmap_japanese.py
+++ b/Tools/unicode/genmap_japanese.py
@@ -2,7 +2,7 @@
 # genmap_ja_codecs.py: Japanese Codecs Map Generator
 #
 # Original Author:  Hye-Shik Chang <perky@FreeBSD.org>
-# Modified Author:  Dong-hee Na <donghee.na92@gmail.com>
+# Modified Author:  Donghee Na <donghee.na92@gmail.com>
 #
 import os
 

Tools/unicode/genmap_korean.py

diff --git a/Tools/unicode/genmap_korean.py b/Tools/unicode/genmap_korean.py
index 4b94a6c..4432a36 100644
--- a/Tools/unicode/genmap_korean.py
+++ b/Tools/unicode/genmap_korean.py
@@ -2,7 +2,7 @@
 # genmap_korean.py: Korean Codecs Map Generator
 #
 # Original Author:  Hye-Shik Chang <perky@FreeBSD.org>
-# Modified Author:  Dong-hee Na <donghee.na92@gmail.com>
+# Modified Author:  Donghee Na <donghee.na92@gmail.com>
 #
 import os
 

Tools/unicode/genmap_schinese.py

diff --git a/Tools/unicode/genmap_schinese.py b/Tools/unicode/genmap_schinese.py
index 647c033..862f1de 100644
--- a/Tools/unicode/genmap_schinese.py
+++ b/Tools/unicode/genmap_schinese.py
@@ -2,7 +2,7 @@
 # genmap_schinese.py: Simplified Chinese Codecs Map Generator
 #
 # Original Author:  Hye-Shik Chang <perky@FreeBSD.org>
-# Modified Author:  Dong-hee Na <donghee.na92@gmail.com>
+# Modified Author:  Donghee Na <donghee.na92@gmail.com>
 #
 import os
 import re

Tools/unicode/genmap_support.py

diff --git a/Tools/unicode/genmap_support.py b/Tools/unicode/genmap_support.py
index 5e1d9ee..4649bc3 100644
--- a/Tools/unicode/genmap_support.py
+++ b/Tools/unicode/genmap_support.py
@@ -2,7 +2,7 @@
 # genmap_support.py: Multibyte Codec Map Generator
 #
 # Original Author:  Hye-Shik Chang <perky@FreeBSD.org>
-# Modified Author:  Dong-hee Na <donghee.na92@gmail.com>
+# Modified Author:  Donghee Na <donghee.na92@gmail.com>
 #