Adjust action wording to show only latest action in patch list

It will show either "Opened x days ago" or "Updated x days ago"
depending whether there is one or multiple revisions.

Signed-off-by: Rūdolfs Ošiņš <rudolfs@osins.org>

src/views/projects/Patch/PatchTeaser.svelte

@@ -147,9 +147,9 @@
     </div>
     <div class="summary">
       <span class="meta id">
-        {formatObjectId(patch.id)} opened {formatTimestamp(
-          latestRevision.timestamp,
-        )} by
+        {formatObjectId(patch.id)}
+        {patch.revisions.length > 1 ? "updated" : "opened"}
+        {formatTimestamp(latestRevision.timestamp)} by
         <Authorship authorId={patch.author.id} />
       </span>
     </div>