Signing fix for warning

LoopFollow.xcodeproj/project.pbxproj

@@ -988,6 +988,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
+				PRODUCT_BUNDLE_IDENTIFIER = "com.$(unique_id).LoopFollow";
 				PRODUCT_NAME = "Loop Follow";
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
@@ -1008,6 +1009,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
+				PRODUCT_BUNDLE_IDENTIFIER = "com.$(unique_id).LoopFollow";
 				PRODUCT_NAME = "Loop Follow";
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";