update hotkey tab window ui layout

Author: jjw24

Flow.Launcher/CustomQueryHotkeySetting.xaml

@@ -1,4 +1,4 @@
-<Window x:Class="Flow.Launcher.CustomQueryHotkeySetting"
+<Window x:Class="Flow.Launcher.CustomQueryHotkeySetting"
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:flowlauncher="clr-namespace:Flow.Launcher"
@@ -18,7 +18,7 @@
         </Grid.ColumnDefinitions>
         <TextBlock Margin="10" FontSize="14" Grid.Row="0" Grid.Column="0" VerticalAlignment="Center"
                    HorizontalAlignment="Right" Text="{DynamicResource hotkey}" />
-        <flowlauncher:HotkeyControl x:Name="ctlHotkey" Margin="10" Grid.Column="1" />
+        <flowlauncher:HotkeyControl x:Name="ctlHotkey" Margin="10,0,10,0" Grid.Column="1" VerticalAlignment="Center" Height="32" />
 
         <TextBlock Margin="10" FontSize="14" Grid.Row="1" Grid.Column="0" VerticalAlignment="Center"
                    HorizontalAlignment="Right" Text="{DynamicResource actionKeyword}" />
@@ -29,9 +29,9 @@
         </StackPanel>
 
         <StackPanel Orientation="Horizontal" HorizontalAlignment="Right" Grid.Row="2" Grid.Column="1">
-            <Button x:Name="btnCancel" Click="BtnCancel_OnClick" Margin="10 0 10 0" Width="80" Height="25"
+            <Button x:Name="btnCancel" Click="BtnCancel_OnClick" Margin="10 0 10 0" Width="80" Height="32"
                     Content="{DynamicResource cancel}" />
-            <Button x:Name="btnAdd" Margin="10 0 10 0" Width="80" Height="25" Click="btnAdd_OnClick">
+            <Button x:Name="btnAdd" Margin="10 0 10 0" Width="80" Height="32" Click="btnAdd_OnClick">
                 <TextBlock x:Name="lblAdd" Text="{DynamicResource done}" />
             </Button>
         </StackPanel>