style: start the commit time on its own line in phone expanded rows

On phones the links line wrapped mid-phrase, splitting "19 hours ago" across two lines after the repository URL.

Co-Authored-By: Claude <noreply@anthropic.com>

website/static/style.css

@@ -1893,6 +1893,16 @@ th[data-sort].sort-asc::after {
     padding-right: 0.8rem;
   }
 
+  /* Start the commit time on its own line instead of wrapping mid-phrase after the URL */
+  .expand-commit::before {
+    content: "\A";
+    white-space: pre;
+  }
+
+  .expand-commit > .expand-sep {
+    display: none;
+  }
+
   .col-downloads {
     width: 7.5rem;
   }