Fix #11791, e1f5be62: Run missing-glyph detection after toggling sprite font. (#11812)

src/settings_gui.cpp

@@ -574,6 +574,7 @@ struct GameOptionsWindow : Window {
 				InitFontCache(false);
 				InitFontCache(true);
 				ClearFontCache();
+				CheckForMissingGlyphs();
 				SetupWidgetDimensions();
 				UpdateAllVirtCoords();
 				ReInitAllWindows(true);