Remove macosx as a valid platform

Author: ChrisChares

PMKHomeKit.xcodeproj/project.pbxproj

@@ -382,6 +382,7 @@
 				PRODUCT_MODULE_NAME = "${TARGET_NAME}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
+				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos watchsimulator watchos appletvsimulator appletvos";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 			};
 			name = Debug;
@@ -399,6 +400,7 @@
 				PRODUCT_MODULE_NAME = "${TARGET_NAME}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
+				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos watchsimulator watchos appletvsimulator appletvos";
 			};
 			name = Release;
 		};