doc/contribute.html: remove superfluous article

After CL 113016 the "a" article is no longer necessary.

Change-Id: I5a80a210bd2b9eedd73d5f9f3f338d7f22c29ea6
Reviewed-on: https://go-review.googlesource.com/113355
Reviewed-by: Ian Lance Taylor <iant@golang.org>

diff --git a/doc/contribute.html b/doc/contribute.html
index 773a3f243a6e01d4015c9cdfaf47c846f7e795a1..d802bd72a16e6248cdbdf5b58b0552565452f8e5 100644 (file)
--- a/doc/contribute.html
+++ b/doc/contribute.html
@@ -838,7 +838,7 @@ The Gerrit voting system involves an integer in the range -2 to +2:
 <p>
 After the code has been +2'ed, an approver will
 apply it to the master branch using the Gerrit user interface.
-This is called a "submitting the change".
+This is called "submitting the change".
 </p>
 
 <p>