Add aliases for Georgian, Armenian, Spanish, and Japanese

Also make it possible to add multiple aliases for a language.

Bug: T178996
Change-Id: I00bb4a158caed0c1ba15d41e294281a001c917b1

data/LanguageNameSearchData.php

@@ -3174,6 +3174,7 @@ class LanguageNameSearchData {
 			  'casaco' => 'kk',
 			  'casaicis' => 'kk',
 			  'cashmireg' => 'ks',
+			  'castellano' => 'es',
 			  'casubio' => 'csb',
 			  'catalaans' => 'ca',
 			  'catalan' => 'ca',
@@ -7881,6 +7882,7 @@ class LanguageNameSearchData {
 			  'hawäieg' => 'haw',
 			  'hayda' => 'hai',
 			  'haydaca' => 'hai',
+			  'hayeren' => 'hy',
 			  'haída' => 'hai',
 			  'haítíska' => 'ht',
 			  'haïtiaans' => 'ht',
@@ -15675,6 +15677,7 @@ class LanguageNameSearchData {
 			  'nigeriý-pijin dili' => 'pcm',
 			  'nigerkordofaansche spraken' => 'nic',
 			  'nigériai pidgin' => 'pcm',
+			  'nihongo' => 'ja',
 			  'niidumari' => 'mhr',
 			  'nijas' => 'nia',
 			  'nijerya pidgin dili' => 'pcm',
@@ -17652,6 +17655,7 @@ class LanguageNameSearchData {
 			  'qaraqalpaq' => 'kaa',
 			  'qaraqalpaqsha' => 'kaa',
 			  'qaraçay-balkar' => 'krc',
+			  'qartuli' => 'ka',
 			  'qayo' => 'gay',
 			  'qazaqşa (latın)' => 'kk-latn',
 			  'qazaqşa (türkïya)' => 'kk-tr',
@@ -50303,6 +50307,7 @@ class LanguageNameSearchData {
 		],
 		12000 => [
 			'prefix' => [
+			  'にほんご' => 'ja',
 			  'アイスランド語' => 'is',
 			  'アイヌ語' => 'ain',
 			  'アイマラ語' => 'ay',