Revert "xcode version"

This reverts commit 1ac3026.

Author: jochen-testingbot

tvos-example.xcodeproj/project.pbxproj

@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 46;
+	objectVersion = 70;
 	objects = {
 
 /* Begin PBXContainerItemProxy section */
@@ -175,7 +175,7 @@
 				};
 			};
 			buildConfigurationList = 199D2DA42D31235B00E231C1 /* Build configuration list for PBXProject "tvos-example" */;
-			compatibilityVersion = "Xcode 14.0";
+			compatibilityVersion = "Xcode 15.0";
 			developmentRegion = en;
 			hasScannedForEncodings = 0;
 			knownRegions = (