language/display: fix Tag method comment

Minor fix to comment.

Change-Id: I181de709f02faf433e97f38208039bf789e6b71d
GitHub-Last-Rev: fd7f650
GitHub-Pull-Request: #19
Reviewed-on: https://go-review.googlesource.com/c/text/+/293469
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Marcel van Lohuizen <mpvl@golang.org>
Run-TryBot: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Run-TryBot: Marcel van Lohuizen <mpvl@golang.org>
Reviewed-by: Carlos Amedee <carlos@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>

language/display/display.go

@@ -85,7 +85,7 @@ func Script(script interface{}) Formatter {
 	return Formatter{scriptFunc, script}
 }
 
-// Script returns a Formatter that renders the name for tag in the current
+// Tag returns a Formatter that renders the name for tag in the current
 // language. tag may be a language.Tag.
 // It renders tag in the default language if no translation for the current
 // language is supported.