more iOS fixes

core/src/io/anuke/mindustry/ui/dialogs/MapsDialog.java

@@ -43,7 +43,7 @@ public class MapsDialog extends FloatingDialog{
     void setup(){
         buttons.clearChildren();
 
-        if(Core.graphics.isPortrait()){
+        if(Core.graphics.isPortrait() && !ios){
             buttons.addImageTextButton("$back", "icon-arrow-left", iconsize, this::hide).size(210f*2f, 64f).colspan(2);
             buttons.row();
         }else{
@@ -60,6 +60,7 @@ public class MapsDialog extends FloatingDialog{
             });
         }).size(210f, 64f);
 
+        if(!ios){
             buttons.addImageTextButton("$editor.importmap", "icon-load", iconsize, () -> {
                 Platform.instance.showFileChooser("$editor.importmap", "Map File", file -> {
                     world.maps.tryCatchMapError(() -> {
@@ -108,6 +109,7 @@ public class MapsDialog extends FloatingDialog{
                     });
                 }, true, FileChooser.anyMapFiles);
             }).size(210f, 64f);
+        }
 
         cont.clear();