Merge pull request doccano#272 from CatalystCode/bugfix/fix-label-shortkey-display

Bugfix/Fix display of label shortkey preview

Author: Hironsan

app/server/static/components/label.vue

@@ -16,7 +16,7 @@
                   backgroundColor: newLabel.background_color \
                 }") {{ newLabel.text }}
 
-                span.tag is-medium
+                span.tag.is-medium
                   kbd {{ shortcutKey(newLabel) | simpleShortcut }}
 
             div.column