all: Fix reference to time repository in README

Change-Id: I21e409e523722883b5a4b67153db669f1f8167dd
Reviewed-on: https://go-review.googlesource.com/c/163897
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
diff --git a/README.md b/README.md
index eedef26..160c2aa 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,6 @@
 This repository uses Gerrit for code changes. To learn how to submit changes to
 this repository, see https://golang.org/doc/contribute.html.
 
-The main issue tracker for the time repository is located at
+The main issue tracker for the website repository is located at
 https://github.com/golang/go/issues. Prefix your issue with "x/website:" in the
 subject line, so it is easy to find.