Fixes ScrollView contentInsetAdjustmentBehavior assignment (#41879)

Summary:
Fixes ScrollView contentInsetAdjustmentBehavior wrong assignment

## Changelog:

[IOS] [FIXED] - Fixes ScrollView contentInsetAdjustmentBehavior assignment

Pull Request resolved: #41879

Test Plan: None.

Reviewed By: cortinico

Differential Revision: D52031541

Pulled By: NickGerleman

fbshipit-source-id: 283e260fa40d2eff0202b5f8140b1c087d3124d5

packages/react-native/React/Fabric/Mounting/ComponentViews/ScrollView/RCTScrollViewComponentView.mm

@@ -284,7 +284,7 @@ - (void)updateProps:(const Props::Shared &)props oldProps:(const Props::Shared &
     } else if (contentInsetAdjustmentBehavior == ContentInsetAdjustmentBehavior::Automatic) {
       scrollView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentAutomatic;
     } else if (contentInsetAdjustmentBehavior == ContentInsetAdjustmentBehavior::ScrollableAxes) {
-      scrollView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentAutomatic;
+      scrollView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentScrollableAxes;
     } else if (contentInsetAdjustmentBehavior == ContentInsetAdjustmentBehavior::Always) {
       scrollView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentAlways;
     }