style: Give chat list list tiles rounded corners

lib/pages/chat_list/chat_list_item.dart

@@ -127,13 +127,18 @@ class ChatListItem extends StatelessWidget {
     final displayname = room.getLocalizedDisplayname(
       MatrixLocals(L10n.of(context)!),
     );
-    return Material(
+    return Padding(
+      padding: const EdgeInsets.symmetric(horizontal: 8),
+      child: Material(
+        borderRadius: BorderRadius.circular(AppConfig.borderRadius),
+        clipBehavior: Clip.hardEdge,
         color: selected
             ? Theme.of(context).colorScheme.primaryContainer
             : activeChat
                 ? Theme.of(context).colorScheme.secondaryContainer
                 : Colors.transparent,
         child: ListTile(
+          contentPadding: const EdgeInsets.symmetric(horizontal: 8),
           onLongPress: onLongPress,
           leading: selected
               ? SizedBox(
@@ -254,7 +259,8 @@ class ChatListItem extends StatelessWidget {
                                       hideEdit: true,
                                       plaintextBody: true,
                                       removeMarkdown: true,
-                                    withSenderNamePrefix: !room.isDirectChat ||
+                                      withSenderNamePrefix:
+                                          !room.isDirectChat ||
                                               room.directChatMatrixID !=
                                                   room.lastEvent?.senderId,
                                     ) ??
@@ -264,8 +270,9 @@ class ChatListItem extends StatelessWidget {
                             overflow: TextOverflow.ellipsis,
                             style: TextStyle(
                               fontWeight: unread ? FontWeight.w600 : null,
-                            color:
-                                Theme.of(context).colorScheme.onSurfaceVariant,
+                              color: Theme.of(context)
+                                  .colorScheme
+                                  .onSurfaceVariant,
                               decoration: room.lastEvent?.redacted == true
                                   ? TextDecoration.lineThrough
                                   : null,
@@ -279,8 +286,9 @@ class ChatListItem extends StatelessWidget {
                 curve: FluffyThemes.animationCurve,
                 padding: const EdgeInsets.symmetric(horizontal: 7),
                 height: unreadBubbleSize,
-              width:
-                  room.notificationCount == 0 && !unread && !room.hasNewMessages
+                width: room.notificationCount == 0 &&
+                        !unread &&
+                        !room.hasNewMessages
                     ? 0
                     : (unreadBubbleSize - 9) *
                             room.notificationCount.toString().length +
@@ -316,6 +324,7 @@ class ChatListItem extends StatelessWidget {
           ),
           onTap: () => clickAction(context),
         ),
+      ),
     );
   }
 }