static/frontend/search: bold metadata

Bold num imported by, version, and commit time based on mocks at
https://gallery.googleplex.com/files/c46280fcc23b4aae99948b265e5c07d0

For golang/go#47320

Change-Id: Ic98a7ea797d86481174090b22af77b8b9aad3478
Reviewed-on: https://go-review.googlesource.com/c/pkgsite/+/341174
Trust: Julie Qiu <julie@golang.org>
Run-TryBot: Julie Qiu <julie@golang.org>
Reviewed-by: Jamal Carvalho <jamal@golang.org>
diff --git a/static/frontend/search/search.tmpl b/static/frontend/search/search.tmpl
index 1d1a8c8..25014d2 100644
--- a/static/frontend/search/search.tmpl
+++ b/static/frontend/search/search.tmpl
@@ -163,11 +163,11 @@
 {{define "search_metadata"}}
   <div class="SearchSnippet-infoLabel">
     <a href="/{{$.PackagePath}}?tab=importedby" aria-label="Go to Imported By">
-       <span class="go-textSubtle">Imported by </span>{{.NumImportedBy}}
+       <span class="go-textSubtle">Imported by </span><strong>{{.NumImportedBy}}</strong>
     </a>
     <span class="go-textSubtle">|</span>
     <span class="go-textSubtle">
-      {{.DisplayVersion}} published on <span data-test-id="snippet-published">{{.CommitTime}}</span>
+      <strong>{{.DisplayVersion}}</strong> published on <span data-test-id="snippet-published"><strong>{{.CommitTime}}</strong></span>
     </span>
     <span class="go-textSubtle">|</span>
     <span data-test-id="snippet-license">