Add theme property to control hovered avatar size

src/qml/Base/HAvatar.qml

@@ -58,7 +58,7 @@ Rectangle {
             width: Math.min(
                 mainUI.width / 1.25,
                 mainUI.height / 1.25,
-                192 + background.border.width * 2
+                theme.controls.avatar.hoveredSize + background.border.width * 2
             )
             height: width
             delay: 1000

src/themes/Default.qpl

@@ -174,6 +174,7 @@ controls:
     avatar:
         int size:        baseElementsHeight
         int radius:      theme.radius
+        int hoveredSize: 192
 
         background:
             int saturation: colors.saturation + 10