Update ephemeral_bar.dart

Author: briaguya0

lib/ui/components/ephemeral_bar.dart

@@ -96,7 +96,7 @@ class _EphemeralBarState extends State<EphemeralBar>
               child: Row(
                 mainAxisAlignment: MainAxisAlignment.end,
                 children: [
-                  Text("Retro: 0.0.4-alpha2", style: textTheme.bodyText2!.copyWith(
+                  Text("Retro: 0.0.5-alpha.2", style: textTheme.bodyText2!.copyWith(
                     color: colorScheme.onSurface)
                   ),
                   if (!isExpanded)