Fix unresponsive panel on iOS

Author: praveenaak

src/MAUI/Maui.Samples/Samples/Geometry/SnapGeometryEdits/SnapGeometryEdits.xaml

@@ -158,7 +158,7 @@
                                     Text="Enable all"
                                     VerticalOptions="Center" />
                         </Grid>
-                        <VerticalStackLayout HeightRequest="130" WidthRequest="250">
+                        <VerticalStackLayout HeightRequest="130">
                             <Grid ColumnSpacing="3">
                                 <Grid.ColumnDefinitions>
                                     <ColumnDefinition Width="auto" />
@@ -224,8 +224,7 @@
                         </Grid>
                         <CollectionView x:Name="PointSnapSettingsList"
                                         HeightRequest="150"
-                                        ItemTemplate="{StaticResource SnapSettingTemplate}"
-                                        WidthRequest="250" />
+                                        ItemTemplate="{StaticResource SnapSettingTemplate}" />
                         <Grid Margin="0,10,0,0" ColumnDefinitions="0.5*,auto">
                             <Label Grid.Column="0"
                                    Text="Polyline layers:"
@@ -239,15 +238,13 @@
                         </Grid>
                         <CollectionView x:Name="PolylineSnapSettingsList"
                                         HeightRequest="90"
-                                        ItemTemplate="{StaticResource SnapSettingTemplate}"
-                                        WidthRequest="250" />
+                                        ItemTemplate="{StaticResource SnapSettingTemplate}" />
                         <Grid Margin="0,10,0,0">
                             <Label Text="Graphics overlays:" VerticalOptions="Center" />
                         </Grid>
                         <CollectionView x:Name="GraphicsOverlaySnapSettingsList"
                                         HeightRequest="60"
-                                        ItemTemplate="{StaticResource SnapSettingTemplate}"
-                                        WidthRequest="250" />
+                                        ItemTemplate="{StaticResource SnapSettingTemplate}" />
                     </VerticalStackLayout>
                 </ScrollView>
             </Border>

src/MAUI/Maui.Samples/Samples/Layers/FilterBuildingSceneLayer/FilterBuildingSceneLayer.xaml

@@ -13,12 +13,11 @@
         <Border
             x:Name="SettingsPanel"
             Margin="10"
-            Padding="16"
-            HeightRequest="300"
-            HorizontalOptions="End"
+            HorizontalOptions="{OnIdiom Phone=Fill, Default=End}"
+            MaximumHeightRequest="300"
             Style="{DynamicResource EsriSampleControlPanel}"
             VerticalOptions="Start"
-            WidthRequest="250">
+            WidthRequest="{OnIdiom Phone=-1, Default=300}">
             <ScrollView>
                 <VerticalStackLayout Spacing="12">
                     <!--  Floor selection dropdown.  -->
@@ -57,12 +56,11 @@
         <Border
             x:Name="FeaturePanel"
             Margin="10"
-            Padding="16"
-            HorizontalOptions="End"
+            HorizontalOptions="{OnIdiom Phone=Fill, Default=End}"
             IsVisible="False"
             Style="{DynamicResource EsriSampleControlPanel}"
             VerticalOptions="Start"
-            WidthRequest="250">
+            WidthRequest="{OnIdiom Phone=-1, Default=300}">
 
             <Grid RowDefinitions="Auto,*" RowSpacing="8">
                 <!--  Header with close button.  -->

src/MAUI/Maui.Samples/Samples/UtilityNetwork/SnapGeometryEditsWithUtilityNetworkRules/SnapGeometryEditsWithUtilityNetworkRules.xaml

@@ -148,12 +148,12 @@
                 Margin="10"
                 Background="{AppThemeBinding Dark=Black,
                                              Light=White}"
-                HorizontalOptions="Center"
+                HorizontalOptions="{OnIdiom Phone=Fill, Default=Center}"
                 IsVisible="False"
-                HeightRequest="250"
+                MaximumHeightRequest="250"
                 StrokeShape="RoundRectangle 10"
                 VerticalOptions="Center"
-                WidthRequest="300">
+                WidthRequest="{OnIdiom Phone=-1, Default=300}">
             <ScrollView>
                 <StackLayout Padding="10" Spacing="10">
                     <Label Padding="0,5"