Add and fixed missing Korean Hanja sound

Updated Hangul/Hanja conversion dictionary on LibreOffice
ref1: 韓国の人名用漢字表のテキスト版 https://srad.jp/~yasuoka/journal/589283/
ref2: Proposal to add kKoreanName and kKoreanNameVariant to the Unihan Database https://www.unicode.org/L2/L2017/17084-korean-name-var.pdf
ref3: Libhangul's hanja.txt(Hangul-Hanja conversion char&words dictionary) https://github.com/choehwanjin/libhangul/blob/master/data/hanja/hanja.txt

Change-Id: I10358689548fb53a6c78f8e8f06beaede13d0561
Reviewed-on: https://gerrit.libreoffice.org/54562Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Mark Hung <marklh9@gmail.com>