devapp: also hide open reviews with the tag "wait-release"

Updates golang/go#24836

Change-Id: I7b739a54dec374d60e66bf083cd41c1879500ed3
Reviewed-on: https://go-review.googlesource.com/113536
Reviewed-by: Bryan C. Mills <[email protected]>

Author: bradfitz

devapp/reviews.go

@@ -117,7 +117,8 @@ func (s *server) updateReviewsData() {
 			if strings.Contains(cl.Commit.Msg, "DO NOT REVIEW") || strings.Contains(cl.Commit.Msg, "DO NOT SUBMIT") {
 				return nil
 			}
-			if cl.Meta.Hashtags().Contains("wait-author") {
+			tags := cl.Meta.Hashtags()
+			if tags.Contains("wait-author") || tags.Contains("wait-release") {
 				return nil
 			}
 			c := &change{GerritCL: cl}

devapp/templates/reviews.tmpl

@@ -54,7 +54,7 @@ header {
 <header>
 <strong>{{.TotalChanges}} open changes</strong>
 <div class="header-subtitle">
-  Excluding those with hashtag "wait-author" or description containing “DO NOT REVIEW” or “DO NOT SUBMIT”
+  Excluding those with hashtags "wait-author", "wait-release", or description with “DO NOT REVIEW” or “DO NOT SUBMIT”
 </div>
 <div class="header-subtitle">
   <a href="https://go.googlesource.com/build/+/master/devapp/reviews.go">Source code</a>