add contributor (#254)

* add contributor

* rearrange order

Author: chi-bd

themes/vue/layout/partials/contribution.ejs

@@ -110,7 +110,8 @@
     'kmiya',
     'tadyjp',
     'y-hara623',
-    're-fort'
+    're-fort',
+    'yomotsu'
   ]
   var contributors1 = [
     'bouzuya',