Ava GUI: Several UI Fixes (#3991)

* Fix accessability violations in ListView

* Use accent colour for favourite star

* Hide progress bar when its done

* App Data Formating

- Added space before storage unit
- Changed so minutes have 0 decimals, and hours and days have 1

* Fix theming

* Fix mismatched corner radius

* Fix acceability violations in GridView

* More consistency between Grid and List View

* Fix margin

* Let whitespace defocus controls

Ryujinx.Ava/Ui/Controls/RendererHost.axaml

@@ -3,5 +3,6 @@
              xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
              mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
-             x:Class="Ryujinx.Ava.Ui.Controls.RendererHost">
+             x:Class="Ryujinx.Ava.Ui.Controls.RendererHost"
+             Focusable="True">
 </UserControl>