index: Update see-also links

Signed-off-by: Timothy Gu <timothygu99@gmail.com>

index.html

@@ -3496,13 +3496,10 @@ endef</pre>
         <a href="http://mxe.cc">Website</a>
     </li>
     <li>
-        <a href="https://github.com/mxe/mxe">Entry on GitHub</a>
+        <a href="https://github.com/mxe/mxe">Project on GitHub</a>
     </li>
     <li>
-        <a href="https://www.ohloh.net/p/mxe">Entry on Ohloh</a>
-    </li>
-    <li>
-        <a href="https://freecode.com/projects/mingw_cross_env">Entry on Freecode (formerly Freshmeat)</a>
+        <a href="https://www.openhub.net/p/mxe">Entry on Open Hub</a>
     </li>
     <li>
         <a href="https://savannah.nongnu.org/projects/mingw-cross-env">Entry on Savannah</a>