Further design updates to the timeline. (#524)

- Decryption banner on the timeline
- Bubble colours
- Background insets
- Multiline composer corner radius
- Read marker
- GIF indicator
- Reactions shape
- Use RoomTimelineViewLabelStyle everywhere possible
- Only set a line limit on reply quotes, allow all the lines for regular quotes.
- Message label icons
- Yes/No button casing
- Make sender profiles immutable.
- Enable copy link and invite buttons.
- Fix layout loop detecting multiline composer text.
- Add animation to the encryption banner.

ElementX/Sources/Screens/HomeScreen/View/HomeScreen.swift

@@ -84,7 +84,7 @@ struct HomeScreen: View {
                 userMenuButton
             }
         }
-        .background(Color.element.background)
+        .background(Color.element.background.ignoresSafeArea())
     }
 
     @ViewBuilder