Adding GUI:CustomMission

@dmgreeny Add: US, DE, FR, ES, IT, KO, ZH, BP, PL, AR, and RU.
@Polypheides Add: GUI:CustomMission.
@Windstalker Fix: Ukrainian for GUI:CustomMission.

Co-Authored-By: Alex Subota <5517708+windstalker@users.noreply.github.com>
Co-Authored-By: dmgreeny <181935155+dmgreeny@users.noreply.github.com>

Author: 3 people

Patch104pZH/GameFilesEdited/Data/generals.str

@@ -101824,3 +101824,20 @@ RU: "Ополчение"
 AR: "ﺎﯿﺸﯿﻠﯿﻤ"
 UK: "Міліція"
 END
+
+// Patch104p @fix Polypheides 26/03/2025 added missing 1.05 custom mission menu.
+
+GUI:CustomMission
+US: "CUSTOM MISSION"
+DE: "BENUTZERDEFINIERTE MISSION"
+FR: "MISSION PERSONNALISÉE"
+ES: "MISIÓN PERSONALIZADA"
+IT: "MISSIONE PERSONALIZZATA"
+KO: "맞춤형 미션"
+ZH: "自訂任務"
+BP: "MISSÃO PERSONALIZADA"
+PL: "MISJA NIESTANDARDOWA"
+RU: "ПОЛЬЗОВ. КАРТЫ"
+AR: "مهمة مخصصة"
+UK: "ВЛАСНІ МІСІЇ"
+END