Workaround MacCatalyst .app output path change in cmake 3.25 (#79084)

Fixes #78778

Author: akoeplinger

src/tasks/AppleAppBuilder/Xcode.cs

@@ -528,8 +528,15 @@ public string BuildAppBundle(
 
         Utils.RunProcess(Logger, "xcodebuild", args.ToString(), workingDir: Path.GetDirectoryName(xcodePrjPath));
 
-        string appPath = Path.Combine(Path.GetDirectoryName(xcodePrjPath)!, config + "-" + sdk,
-            Path.GetFileNameWithoutExtension(xcodePrjPath) + ".app");
+        string appDirectory = Path.Combine(Path.GetDirectoryName(xcodePrjPath)!, config + "-" + sdk);
+        if (!Directory.Exists(appDirectory))
+        {
+            // cmake 3.25.0 seems to have changed the output directory for MacCatalyst, move it back to the old format
+            string appDirectoryWithoutSdk = Path.Combine(Path.GetDirectoryName(xcodePrjPath)!, config);
+            Directory.Move(appDirectoryWithoutSdk, appDirectory);
+        }
+
+        string appPath = Path.Combine(appDirectory, Path.GetFileNameWithoutExtension(xcodePrjPath) + ".app");
 
         if (destination != null)
         {