Updated Drupal to 8.6. This goes with the following updates because it's possible...

[yaffs-website] / web / core / lib / Drupal / Component / Transliteration / data / xae.php

<?php

/**
 * @file
 * Generic transliteration data for the PhpTransliteration class.
 */

$base = [
  0x00 => 'geul', 'geulg', 'geulm', 'geulb', 'geuls', 'geult', 'geulp', 'geulh', 'geum', 'geub', 'geubs', 'geus', 'geuss', 'geung', 'geuj', 'geuch',
  0x10 => 'geuk', 'geut', 'geup', 'geuh', 'gui', 'guig', 'guikk', 'guigs', 'guin', 'guinj', 'guinh', 'guid', 'guil', 'guilg', 'guilm', 'guilb',
  0x20 => 'guils', 'guilt', 'guilp', 'guilh', 'guim', 'guib', 'guibs', 'guis', 'guiss', 'guing', 'guij', 'guich', 'guik', 'guit', 'guip', 'guih',
  0x30 => 'gi', 'gig', 'gikk', 'gigs', 'gin', 'ginj', 'ginh', 'gid', 'gil', 'gilg', 'gilm', 'gilb', 'gils', 'gilt', 'gilp', 'gilh',
  0x40 => 'gim', 'gib', 'gibs', 'gis', 'giss', 'ging', 'gij', 'gich', 'gik', 'git', 'gip', 'gih', 'kka', 'kkag', 'kkakk', 'kkags',
  0x50 => 'kkan', 'kkanj', 'kkanh', 'kkad', 'kkal', 'kkalg', 'kkalm', 'kkalb', 'kkals', 'kkalt', 'kkalp', 'kkalh', 'kkam', 'kkab', 'kkabs', 'kkas',
  0x60 => 'kkass', 'kkang', 'kkaj', 'kkach', 'kkak', 'kkat', 'kkap', 'kkah', 'kkae', 'kkaeg', 'kkaekk', 'kkaegs', 'kkaen', 'kkaenj', 'kkaenh', 'kkaed',
  0x70 => 'kkael', 'kkaelg', 'kkaelm', 'kkaelb', 'kkaels', 'kkaelt', 'kkaelp', 'kkaelh', 'kkaem', 'kkaeb', 'kkaebs', 'kkaes', 'kkaess', 'kkaeng', 'kkaej', 'kkaech',
  0x80 => 'kkaek', 'kkaet', 'kkaep', 'kkaeh', 'kkya', 'kkyag', 'kkyakk', 'kkyags', 'kkyan', 'kkyanj', 'kkyanh', 'kkyad', 'kkyal', 'kkyalg', 'kkyalm', 'kkyalb',
  0x90 => 'kkyals', 'kkyalt', 'kkyalp', 'kkyalh', 'kkyam', 'kkyab', 'kkyabs', 'kkyas', 'kkyass', 'kkyang', 'kkyaj', 'kkyach', 'kkyak', 'kkyat', 'kkyap', 'kkyah',
  0xA0 => 'kkyae', 'kkyaeg', 'kkyaekk', 'kkyaegs', 'kkyaen', 'kkyaenj', 'kkyaenh', 'kkyaed', 'kkyael', 'kkyaelg', 'kkyaelm', 'kkyaelb', 'kkyaels', 'kkyaelt', 'kkyaelp', 'kkyaelh',
  0xB0 => 'kkyaem', 'kkyaeb', 'kkyaebs', 'kkyaes', 'kkyaess', 'kkyaeng', 'kkyaej', 'kkyaech', 'kkyaek', 'kkyaet', 'kkyaep', 'kkyaeh', 'kkeo', 'kkeog', 'kkeokk', 'kkeogs',
  0xC0 => 'kkeon', 'kkeonj', 'kkeonh', 'kkeod', 'kkeol', 'kkeolg', 'kkeolm', 'kkeolb', 'kkeols', 'kkeolt', 'kkeolp', 'kkeolh', 'kkeom', 'kkeob', 'kkeobs', 'kkeos',
  0xD0 => 'kkeoss', 'kkeong', 'kkeoj', 'kkeoch', 'kkeok', 'kkeot', 'kkeop', 'kkeoh', 'kke', 'kkeg', 'kkekk', 'kkegs', 'kken', 'kkenj', 'kkenh', 'kked',
  0xE0 => 'kkel', 'kkelg', 'kkelm', 'kkelb', 'kkels', 'kkelt', 'kkelp', 'kkelh', 'kkem', 'kkeb', 'kkebs', 'kkes', 'kkess', 'kkeng', 'kkej', 'kkech',
  0xF0 => 'kkek', 'kket', 'kkep', 'kkeh', 'kkyeo', 'kkyeog', 'kkyeokk', 'kkyeogs', 'kkyeon', 'kkyeonj', 'kkyeonh', 'kkyeod', 'kkyeol', 'kkyeolg', 'kkyeolm', 'kkyeolb',
];