ENH: point to new pages

Author: jklymak

docs/body.html

@@ -9,7 +9,7 @@ <h1>Matplotlib: Visualization with Python</h1>
         <ul class="no-padding">
           <li>
             Create
-            <a href="https://matplotlib.org/stable/gallery/index.html"
+            <a href="https://ieeexplore.ieee.org/document/4160265/citations?tabFilter=papers"
               >publication quality plots</a
             >.
           </li>
@@ -26,7 +26,7 @@ <h1>Matplotlib: Visualization with Python</h1>
             <a
               href="https://matplotlib.org/stable/gallery/style_sheets/style_sheets_reference.html"
             >visual style</a> and 
-            <a href="https://matplotlib.org/stable/tutorials/intermediate/gridspec.html#sphx-glr-tutorials-intermediate-gridspec-py"
+            <a href="https://matplotlib.org/stable/tutorials/provisional/mosaic.html"
             >layout</a>.
           </li>
           <li>