fix: build

src/modules/mpris/mpris.cpp

@@ -28,7 +28,7 @@ Mpris::Mpris(const std::string& id, const Json::Value& config)
       truncate_hours_(true),
       tooltip_len_limits_(false),
       // this character is used in Gnome so it's fine to use it here
-      ellipsis_(u8"\u2026"),
+      ellipsis_("\u2026"),
       player_("playerctld"),
       manager(),
       player() {