dl: update issue tracker reference in README.md

Fixes golang/go#71533

Change-Id: I53eb01dfbee712aa45ea2b1346804f7fc238c8b0
GitHub-Last-Rev: cc4b813e4ab5e5cec041577b12b380624d679169
GitHub-Pull-Request: golang/dl#13
Reviewed-on: https://go-review.googlesource.com/c/dl/+/646055
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>

README.md

diff --git a/README.md b/README.md
index 75ba990..a2b42b6 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,6 @@
 
 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 net repository is located at
+The main issue tracker for the dl repository is located at
 https://github.com/golang/go/issues. Prefix your issue with "dl:" in the
 subject line, so it is easy to find.