i18n: added Danish translation (#53)

Author: boinq

src/i18n/Engine.cpp

@@ -7,6 +7,9 @@ static Hyprutils::I18n::CI18nEngine engine;
 void I18n::initEngine() {
     engine.setFallbackLocale("en_US");
 
+    // da_DK (Danish)
+    engine.registerEntry("da_DK", TXT_KEY_SEARCH_SOMETHING, "Søg...");
+    
     // de_DE (German)
     engine.registerEntry("de_DE", TXT_KEY_SEARCH_SOMETHING, "Suche...");