i18n: add russian translation (#46)

Author: x1z53

src/i18n/Engine.cpp

@@ -10,6 +10,9 @@ void I18n::initEngine() {
     // en_US (English)
     engine.registerEntry("en_US", TXT_KEY_SEARCH_SOMETHING, "Search...");
 
+    // ru_RU (Russian)
+    engine.registerEntry("ru_RU", TXT_KEY_SEARCH_SOMETHING, "Поиск...");
+
     // pl_PL (Polish)
     engine.registerEntry("pl_PL", TXT_KEY_SEARCH_SOMETHING, "Szukaj...");
 
@@ -29,4 +32,4 @@ std::string I18n::localize(eTextKeys key, const Hyprutils::I18n::translationVarM
     const auto  LOCALE = std::string_view{*POVERRIDELOCALE}.empty() ? engine.getSystemLocale().locale() : std::string{*POVERRIDELOCALE};
 
     return engine.localizeEntry(LOCALE, key, vars);
-}
+}