hotfix: add space before author in posts block

assets/sass/_theme/utils/shame.sass

@@ -16,7 +16,7 @@
         > * + .post-author p,
         > * + .post-reading-time
             &::before
-                content: '• '
+                content: ' • '
 
 // Utilisé pour .post, .project, .page, .person, .program, .volume
 @mixin article($aspect-ratio: $article-media-aspect-ratio)