Mac mac_unopt FlutterWindowControllerSizeTest.SizedToContentNotResizable flakey #194780

[ RUN      ] FlutterWindowControllerSizeTest.SizedToContentNotResizable
 [IMPORTANT:flutter/shell/platform/embedder/embedder_surface_metal_impeller.mm(53)] Using the Impeller rendering backend (MetalSDF).
 ../../../flutter/shell/platform/darwin/macos/framework/Source/FlutterWindowControllerTest.mm:575: Failure
 Expected equality of these values:
   contentRect.size.width
     Which is: 200
   300 / pixelRatio
     Which is: 300
 ../../../flutter/shell/platform/darwin/macos/framework/Source/FlutterWindowControllerTest.mm:576: Failure
 Expected equality of these values:
   contentRect.size.height
     Which is: 200
   300 / pixelRatio
     Which is: 300
 [  FAILED  ] FlutterWindowControllerSizeTest.SizedToContentNotResizable (30087 ms)