Update versions.html

Version selector updates for 1.7.1 docs.

Author: brianjo

docs/versions.html

@@ -21,10 +21,10 @@ <h1> PyTorch Documentation </h1>
           <a class="reference internal" href="master/">master (unstable)</a>
         </li>
         <li class="toctree-l1">
-          <a class="reference internal" href="1.7.1/">v1.7.1 (release candidate)</a>
+          <a class="reference internal" href="1.7.1/">v1.7.1 (stable release)</a>
         </li>
         <li class="toctree-l1">
-          <a class="reference internal" href="1.7.0/">v1.7.0 (stable release)</a>
+          <a class="reference internal" href="1.7.0/">v1.7.0</a>
         </li>
         <li class="toctree-l1">
           <a class="reference internal" href="1.6.0/">v1.6.0</a>