content: fix wording in slices article

Change-Id: I12e60070e6bdb0b0f1bd4bf203382c0e4b4de9e8
Reviewed-on: https://go-review.googlesource.com/19536
Reviewed-by: Rob Pike <r@golang.org>
diff --git a/content/slices.article b/content/slices.article
index f21cafd..4e14265 100644
--- a/content/slices.article
+++ b/content/slices.article
@@ -548,9 +548,8 @@
 were added to the language, they provided a model for efficient string handling. Some of
 the benchmarks saw huge speedups as a result.
 
-There's much more to strings, of course, and the
-[[http://blog.golang.org/strings][Strings, bytes, runes and characters in Go]] blog post
-covers them in greater depth.
+There's much more to strings, of course, and a
+[[http://blog.golang.org/strings][separate blog post]] covers them in greater depth.
 
 * Conclusion