Fix snapToInterval type - Float not optional

Author: Nitin Chaudhary

vnext/Microsoft.ReactNative/Fabric/Composition/ScrollViewComponentView.cpp

@@ -467,28 +467,30 @@ struct ScrollBarComponent {
       }
 
       winrt::com_ptr<IDWriteTextFormat> spTextFormat;
-      winrt::check_hresult(::Microsoft::ReactNative::DWriteFactory()->CreateTextFormat(
-          L"Segoe Fluent Icons",
-          nullptr, // Font collection (nullptr sets it to use the system font collection).
-          DWRITE_FONT_WEIGHT_REGULAR,
-          DWRITE_FONT_STYLE_NORMAL,
-          DWRITE_FONT_STRETCH_NORMAL,
-          8, //  Xaml resource: ScrollBarButtonArrowIconFontSize
-          L"",
-          spTextFormat.put()));
+      winrt::check_hresult(
+          ::Microsoft::ReactNative::DWriteFactory()->CreateTextFormat(
+              L"Segoe Fluent Icons",
+              nullptr, // Font collection (nullptr sets it to use the system font collection).
+              DWRITE_FONT_WEIGHT_REGULAR,
+              DWRITE_FONT_STYLE_NORMAL,
+              DWRITE_FONT_STRETCH_NORMAL,
+              8, //  Xaml resource: ScrollBarButtonArrowIconFontSize
+              L"",
+              spTextFormat.put()));
 
       winrt::check_hresult(spTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_CENTER));
 
       winrt::com_ptr<IDWriteTextLayout> spTextLayout;
-      winrt::check_hresult(::Microsoft::ReactNative::DWriteFactory()->CreateTextLayout(
-          m_vertical ? ((region == ScrollbarHitRegion::ArrowFirst) ? L"\uEDDB" : L"\uEDDC")
-                     : ((region == ScrollbarHitRegion::ArrowFirst) ? L"\uEDD9" : L"\uEDDA"),
-          1, // The length of the string.
-          spTextFormat.get(), // The text format to apply to the string (contains font information, etc).
-          (m_arrowSize / m_scaleFactor), // The width of the layout box.
-          (m_arrowSize / m_scaleFactor), // The height of the layout box.
-          spTextLayout.put() // The IDWriteTextLayout interface pointer.
-          ));
+      winrt::check_hresult(
+          ::Microsoft::ReactNative::DWriteFactory()->CreateTextLayout(
+              m_vertical ? ((region == ScrollbarHitRegion::ArrowFirst) ? L"\uEDDB" : L"\uEDDC")
+                         : ((region == ScrollbarHitRegion::ArrowFirst) ? L"\uEDD9" : L"\uEDDA"),
+              1, // The length of the string.
+              spTextFormat.get(), // The text format to apply to the string (contains font information, etc).
+              (m_arrowSize / m_scaleFactor), // The width of the layout box.
+              (m_arrowSize / m_scaleFactor), // The height of the layout box.
+              spTextLayout.put() // The IDWriteTextLayout interface pointer.
+              ));
 
       POINT offset;
       {
@@ -820,7 +822,7 @@ void ScrollViewComponentView::updateProps(
   }
 
   if (!oldProps || oldViewProps.snapToInterval != newViewProps.snapToInterval) {
-    m_scrollVisual.SnapToInterval(static_cast<float>(newViewProps.snapToInterval.value_or(0.0)));
+    m_scrollVisual.SnapToInterval(static_cast<float>(newViewProps.snapToInterval));
   }
 
   if (!oldProps || oldViewProps.snapToAlignment != newViewProps.snapToAlignment) {