Fix LinearGradientBrush styles

ILSpy.Avalonia.Core/Controls/DockedPane.xaml

@@ -36,7 +36,7 @@
 	<Style Selector="Button.CloseButtonStyle">
 		<Setter Property="Background">
 			<Setter.Value>
-				<LinearGradientBrush EndPoint="0,1" StartPoint="0,0">
+				<LinearGradientBrush EndPoint="0%,100%" StartPoint="0%,0%">
 					<GradientStop Offset="0">
 						<GradientStop.Color>
 							<controls:ControlColor Color="243" />
@@ -92,7 +92,7 @@
 	<Style Selector="Button.CloseButtonStyle:pointerover /template/ Grid.Border#buttonBorder">
 		<Setter Property="Background">
 			<Setter.Value>
-				<LinearGradientBrush EndPoint="0,1" StartPoint="0,0">
+				<LinearGradientBrush EndPoint="0%,100%" StartPoint="0%,0%">
 					<GradientStop Offset="0">
 						<GradientStop.Color>
 							<controls:ControlColor Color="250" Highlight="0.3"/>
@@ -111,7 +111,7 @@
 	<Style Selector="Button.CloseButtonStyle:pressed /template/ Grid.Border#buttonBorder">
 		<Setter Property="Background">
 			<Setter.Value>
-				<LinearGradientBrush EndPoint="0,1" StartPoint="0,0">
+				<LinearGradientBrush EndPoint="0%,100%" StartPoint="0%,0%">
 					<GradientStop Offset="0">
 						<GradientStop.Color>
 							<controls:ControlColor Color="224"/>

SharpTreeView.Avalonia/Themes/TreeView.xaml

@@ -18,8 +18,8 @@
                             BorderBrush="#FF7898B5"
                             CornerRadius="1">
                         <Border.Background>
-                            <LinearGradientBrush StartPoint="0,0"
-                                                 EndPoint="1,1">
+                            <LinearGradientBrush StartPoint="0%,0%"
+                                                 EndPoint="100%,100%">
                                 <LinearGradientBrush.GradientStops>
                                     <GradientStop Color="White"
                                                   Offset=".2" />