Remove deleted tutorials from source repo

Author: github-actions[bot]

stable/tutorials/analysis/persephone/TutorialThree_HumanMicrobiomeModels.html

@@ -481,27 +481,13 @@ <h3>
                </span>
               </a>
              </li>
-             <li>
-              <a href="tutorial_TutorialThree_HumanMicrobiomeModels.html">
-               <span class="doc">
-                Persephone: Creation of human-microbiome whole-body models (mWBMs)
-               </span>
-              </a>
-             </li>
              <li>
               <a href="tutorial_TutorialFour_FBAandStatistics.html">
                <span class="doc">
                 Persephone: FBA and statistics on WBMs
                </span>
               </a>
              </li>
-             <li>
-              <a href="tutorial_TutorialTwo_PersonaliseWBM.html">
-               <span class="doc">
-                Persephone: Whole Body Metabolic Model Personalisation
-               </span>
-              </a>
-             </li>
              <li>
               <a href="tutorial_sparseFBA_protonShuttle.html">
                <span class="doc">