content: fix wording for indonesian translation link

Fixes golang/tour#406

Change-Id: I4c7a1fab1bcacb7b8ded1a2d3a8b8754d2c9993c
Reviewed-on: https://go-review.googlesource.com/93236
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
diff --git a/content/welcome.article b/content/welcome.article
index 82d4f4a..72f35b3 100644
--- a/content/welcome.article
+++ b/content/welcome.article
@@ -52,7 +52,7 @@
 - [[https://go-tour-de.appspot.com/][German — Deutsch]]
 - [[https://go-tour-es.appspot.com/][Spanish — Español]]
 - [[https://go-tour-fr.appspot.com/][French — Français]]
-- [[https://go-tour-id2.appspot.com/][Indonesia — Bahasa]]
+- [[https://go-tour-id2.appspot.com/][Indonesian — Bahasa Indonesia]]
 - [[https://go-tour-ita.appspot.com/][Italian — Italiano]]
 - [[https://go-tour-he.appspot.com/][Hebrew — עִבְרִית]]
 - [[https://go-tour-jp.appspot.com/][Japanese — 日本語]]