Fixed xcode scheme error

ios/Campus.xcodeproj/xcshareddata/xcschemes/Campus.xcscheme

@@ -27,7 +27,6 @@
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       shouldUseLaunchSchemeArgsEnv = "YES">
-      </MacroExpansion>
       <Testables>
          <TestableReference
             skipped = "NO">