Only round the real avatars

Before this all images were rounded, including the icons of contacts menu options

Signed-off-by: Joas Schilling <coding@schilljs.com>

core/css/styles.scss

@@ -407,7 +407,7 @@ body {
 .avatar, .avatardiv {
 	border-radius: 50%;
 	flex-shrink: 0;
-	img {
+	&> img {
 		border-radius: 50%;
 		flex-shrink: 0;
 	}