Update Greenland conversions following 2023a tzdb update

Author: Valentin Bonneaud

lib/timezonedata/exchangezones.php

@@ -71,7 +71,7 @@
     'Mid-Atlantic' => 'America/Noronha',
     'Brasilia' => 'America/Sao_Paulo', // Best guess
     'Buenos Aires' => 'America/Argentina/Buenos_Aires',
-    'Greenland' => 'Atlantic/Stanley',
+    'Greenland' => 'America/Scoresbysund',
     'Newfoundland' => 'America/St_Johns',
     'Atlantic Time (Canada)' => 'America/Halifax',
     'Caracas, La Paz' => 'America/Caracas',

lib/timezonedata/extrazones.php

@@ -75,7 +75,7 @@
     'Goose Bay' => 'America/Goose_Bay',
     'Greenland Central' => 'America/Scoresbysund',
     'Greenland Eastern' => 'America/Scoresbysund',
-    'Greenland Western' => 'Atlantic/Stanley',
+    'Greenland Western' => 'America/Scoresbysund',
     'Guam' => 'Pacific/Guam',
     'Gulf' => 'Asia/Dubai',
     'Guyana' => 'America/Guyana',
@@ -201,7 +201,7 @@
     'Asia/Kashgar' => 'Asia/Urumqi',
     'Pacific/Johnston' => 'Pacific/Honolulu',
     'EDT' => 'America/Manaus',
-    'America/Godthab' => 'Atlantic/Stanley',
+    'America/Godthab' => 'America/Scoresbysund',
     'CDT' => 'America/Chicago',
     'PST' => 'America/Los_Angeles',
     'Gulf Standard Time' => 'Asia/Dubai',

lib/timezonedata/lotuszones.php

@@ -34,7 +34,7 @@
     'Newfoundland' => 'America/St_Johns',
     'Argentina' => 'America/Argentina/Buenos_Aires',
     'E. South America' => 'America/Belem',
-    'Greenland' => 'Atlantic/Stanley',
+    'Greenland' => 'America/Scoresbysund',
     'Montevideo' => 'America/Montevideo',
     'SA Eastern' => 'America/Belem',
     // 'Mid-Atlantic'           => 'Etc/GMT-2', // conflict with windows timezones.

lib/timezonedata/windowszones.php

@@ -60,7 +60,7 @@
     'GMT Standard Time' => 'Europe/London',
     'GTB Standard Time' => 'Europe/Bucharest',
     'Georgian Standard Time' => 'Asia/Tbilisi',
-    'Greenland Standard Time' => 'Atlantic/Stanley',
+    'Greenland Standard Time' => 'America/Scoresbysund',
     'Greenwich Standard Time' => 'Atlantic/Reykjavik',
     'Haiti Standard Time' => 'America/Port-au-Prince',
     'Hawaiian Standard Time' => 'Pacific/Honolulu',