Fix the MathJax config was lost in jekyll-compress-html

Author: cotes2020

_includes/js-selector.html

@@ -24,14 +24,14 @@
 {% if page.math %}
   <!-- MathJax -->
   <script>
-  // see: <https://docs.mathjax.org/en/latest/options/input/tex.html#tex-options>
+  /* see: <https://docs.mathjax.org/en/latest/options/input/tex.html#tex-options> */
   MathJax = {
     tex: {
-      inlineMath: [              // start/end delimiter pairs for in-line math
+      inlineMath: [              /* start/end delimiter pairs for in-line math */
         ['$','$'],
         ['\\(','\\)']
       ],
-      displayMath: [             // start/end delimiter pairs for display math
+      displayMath: [             /* start/end delimiter pairs for display math */
         ['$$', '$$'],
         ['\\[', '\\]']
       ]