cmd/browser: fix wording of comment

A bit of copy and paste without enough editing.

Change-Id: I503131aa276008a4db7d677a9431d9812270e46a
Reviewed-on: https://upspin-review.googlesource.com/12400
Reviewed-by: Rob Pike <r@golang.org>
diff --git a/cmd/browser/startup.go b/cmd/browser/startup.go
index 98d70a7..0365aef 100644
--- a/cmd/browser/startup.go
+++ b/cmd/browser/startup.go
@@ -878,8 +878,8 @@
 	r := *resp
 	if r.SecretSeed != "" {
 		// Redact secret seeds from the log file, so users don't
-		// inadvertently leak their cloud project credentials to the
-		// world when reporting bugs.
+		// inadvertently leak their Upspin keys to the world when
+		// reporting bugs.
 		r.SecretSeed = "REDACTED"
 	}
 	b, _ := json.MarshalIndent(&r, "", "\t")