Bumped xcodeproj's deployment targets to minimum supported by Xcode 16

* Bumped xcodeproj's deployment targets to minimum supported by Xcode 16:
	⁃ iOS 12
	⁃ tvOS 12

SCNViewController.xcodeproj/project.pbxproj

@@ -402,15 +402,15 @@
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				ENABLE_NS_ASSERTIONS = YES;
 				GCC_OPTIMIZATION_LEVEL = 0;
-				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				ONLY_ACTIVE_ARCH = YES;
 				OTHER_SWIFT_FLAGS = "-DXcode";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SUPPORTED_PLATFORMS = "iphoneos iphonesimulator appletvos appletvsimulator";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = SWIFT_PACKAGE;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_VERSION = 5.0;
-				TVOS_DEPLOYMENT_TARGET = 9.0;
+				TVOS_DEPLOYMENT_TARGET = 12.0;
 				USE_HEADERMAP = NO;
 			};
 			name = Debug;
@@ -424,14 +424,14 @@
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				GCC_OPTIMIZATION_LEVEL = s;
-				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				OTHER_SWIFT_FLAGS = "-DXcode";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SUPPORTED_PLATFORMS = "iphoneos iphonesimulator appletvos appletvsimulator";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = SWIFT_PACKAGE;
 				SWIFT_OPTIMIZATION_LEVEL = "-O";
 				SWIFT_VERSION = 5.0;
-				TVOS_DEPLOYMENT_TARGET = 9.0;
+				TVOS_DEPLOYMENT_TARGET = 12.0;
 				USE_HEADERMAP = NO;
 			};
 			name = Release;