Ignore case when checking whether path is white-listed.

Fixes data import with H3 data that has different case in directory names

android/vcmi-app/src/main/java/eu/vcmi/vcmi/settings/CopyDataController.java

@@ -127,8 +127,20 @@ public class CopyDataController extends LauncherSettingController<Void, Void>
 
             for (DocumentFile child : sourceDir.listFiles())
             {
-                if (allowed != null && !allowed.contains(child.getName()))
+                if (allowed != null)
                 {
+                    boolean fileAllowed = false;
+                    
+                    for (String str : allowed)
+                    {
+                        if (str.equalsIgnoreCase(child.getName()))
+                        {
+                            fileAllowed = true;
+                            break;
+                        }
+                    }
+                    
+                    if (fileAllowed)
                         continue;
                 }