Update release notes for R6.1.0. (#126)

Author: jrobble

docs/docs/Release-Notes.md

@@ -291,8 +291,7 @@ <h2 id="open-source">Open Source</h2>
 non-commercial and re-distribution restrictions imposed by the dependencies that the OpenMPF software uses. Building
 OpenMPF and linking in these dependencies at build time or run time may result in creating a derivative work under the
 terms of the GNU General Public License. Refer to <a href="../Acknowledgements/index.html">Acknowledgements</a> for more information
-about these dependencies.
-</p>
+about these dependencies.</p>
 </blockquote>
 <h2 id="docker-distribution">Docker Distribution</h2>
 <p>The OpenMPF Docker images are released under <a href="https://www.gnu.org/licenses/old-licenses/gpl-2.0.html">GPLv2</a>, unless