Align measured iOS component height with layout constraints (#180)

Now measured component height is at most the layout constraints' maximum
allowed height for the component. This way we don't get tons of warnings
from the shadow node each time measuring in a scrollable component is
done.

Author: szydlovsky

ios/internals/EnrichedTextInputViewShadowNode.mm

@@ -55,7 +55,10 @@
         });
       }
 
-      return {estimatedSize.width, estimatedSize.height};
+      return {
+        estimatedSize.width,
+        MIN(estimatedSize.height, layoutConstraints.maximumSize.height)
+      };
     }
   } else {
     // on the very first call there is no componentView that we can query for the component height