Retint the scrims to the v5 canvas, quick connect at the spec's 60%

Five scrim hardcodes still dimmed through the old canvas #0E1220; they
now sit on #05050A. Each keeps its alpha except QuickConnect's backdrop,
which the v5 spec pins at rgba(5,5,10,0.6) — its essay drops from 80% to
60% of Canvas to match.

src/DodoSSH.Client.Android/Theme/Phone.axaml

@@ -161,7 +161,7 @@
     interface glitching rather than as a tap being received.
   -->
   <Style Selector="Button.scrim">
-    <Setter Property="Background" Value="#9E0E1220" />
+    <Setter Property="Background" Value="#9E05050A" />
     <Setter Property="BorderThickness" Value="0" />
     <Setter Property="CornerRadius" Value="0" />
     <Setter Property="Padding" Value="0" />
@@ -169,10 +169,10 @@
     <Setter Property="VerticalAlignment" Value="Stretch" />
   </Style>
   <Style Selector="Button.scrim:pointerover /template/ ContentPresenter">
-    <Setter Property="Background" Value="#9E0E1220" />
+    <Setter Property="Background" Value="#9E05050A" />
   </Style>
   <Style Selector="Button.scrim:pressed /template/ ContentPresenter">
-    <Setter Property="Background" Value="#9E0E1220" />
+    <Setter Property="Background" Value="#9E05050A" />
   </Style>
 
   <!--

src/DodoSSH.Client.Android/Views/HostKeySheet.axaml

@@ -36,7 +36,7 @@
         written out because the palette holds no alpha variant of a surface — see QuickConnect on the
         desktop, which carries the same note.
       -->
-      <Border Background="#9E0E1220" />
+      <Border Background="#9E05050A" />
 
       <Border VerticalAlignment="Bottom" Background="{StaticResource Panel}"
               BorderBrush="{StaticResource BorderMid}" BorderThickness="0,1,0,0"