Merge branch 'master' into jgrpp

# Conflicts:
#	.github/workflows/ci-build.yml
#	src/ai/ai_gui.cpp
#	src/blitter/32bpp_optimized.cpp
#	src/blitter/32bpp_simple.cpp
#	src/blitter/32bpp_sse2.cpp
#	src/blitter/8bpp_optimized.cpp
#	src/blitter/8bpp_simple.cpp
#	src/blitter/null.cpp
#	src/blitter/null.hpp
#	src/company_gui.cpp
#	src/game/game_gui.cpp
#	src/genworld_gui.cpp
#	src/gfx.cpp
#	src/gfx_func.h
#	src/graph_gui.cpp
#	src/industry_gui.cpp
#	src/linkgraph/linkgraphjob.cpp
#	src/network/network_gui.cpp
#	src/newgrf_debug_gui.cpp
#	src/openttd.cpp
#	src/pathfinder/npf/aystar.h
#	src/road_gui.cpp
#	src/saveload/order_sl.cpp
#	src/saveload/saveload.cpp
#	src/saveload/saveload.h
#	src/script/api/script_log.cpp
#	src/script/api/script_town.cpp
#	src/script/script_gui.cpp
#	src/settings.cpp
#	src/settings_gui.cpp
#	src/settings_table.cpp
#	src/settings_type.h
#	src/smallmap_gui.cpp
#	src/sortlist_type.h
#	src/spritecache.cpp
#	src/spriteloader/grf.cpp
#	src/spriteloader/grf.hpp
#	src/spriteloader/spriteloader.hpp
#	src/station_cmd.cpp
#	src/station_cmd.h
#	src/station_gui.cpp
#	src/strings.cpp
#	src/toolbar_gui.cpp
#	src/town_cmd.cpp
#	src/town_gui.cpp
#	src/vehicle_gui.cpp
#	src/vehicle_gui_base.h
#	src/video/opengl.cpp
#	src/video/opengl.h
#	src/widgets/dropdown.cpp
#	src/widgets/dropdown_type.h
#	src/window_gui.h

src/build_vehicle_gui.cpp

@@ -1293,7 +1293,7 @@ void DrawEngineList(VehicleType type, const Rect &r, const GUIEngineList &eng_li
 		}
 		if (has_variants) {
 			Rect fr = ir.Indent(indent, rtl).WithWidth(circle_width, rtl);
-			DrawSpriteIgnorePadding(is_folded ? SPR_CIRCLE_FOLDED : SPR_CIRCLE_UNFOLDED, PAL_NONE, {fr.left, y, fr.right, y + ir.Height() - 1}, false, SA_CENTER);
+			DrawSpriteIgnorePadding(is_folded ? SPR_CIRCLE_FOLDED : SPR_CIRCLE_UNFOLDED, PAL_NONE, {fr.left, y, fr.right, y + ir.Height() - 1}, SA_CENTER);
 		}
 		if (indent > 0) {
 			/* Draw tree lines */
@@ -1851,8 +1851,9 @@ struct BuildVehicleWindow : BuildVehicleWindowBase {
 		}
 
 		/* Add cargos */
+		Dimension d = GetLargestCargoIconSize();
 		for (const CargoSpec *cs : _sorted_standard_cargo_specs) {
-			list.push_back(std::make_unique<DropDownListStringItem>(cs->name, cs->Index(), false));
+			list.push_back(std::make_unique<DropDownListIconItem>(d, cs->GetCargoIcon(), PAL_NONE, cs->name, cs->Index(), false));
 		}
 
 		return list;