Fix some typos reported by the community

Author: dpvc

input/tex/extensions/bbm.rst

@@ -29,7 +29,7 @@ This extension defines the following commands:
    Specifies whether the use the bold or normal versions of the bbm
    fonts.  If ``name`` is ``bold``, the bold versions are used;
    anything else indicates the normal versions.  This is a global
-   setting, whise default is given by the :data:`bbm.bold`` setting
+   setting, whose default is given by the :data:`bbm.bold`` setting
    described :ref:`below <tex-bbm-options>`.
 
 .. raw:: html

web/components/misc.rst

@@ -38,7 +38,7 @@ directly via a ``<script>`` tag, as in
 
 .. code-block:: html
 
-   <script defer src="https://cdn.jsdelivr.net/npm/mathjax4/startup.js"></script>
+   <script defer src="https://cdn.jsdelivr.net/npm/mathjax@4/startup.js"></script>
 
 This is the component that manages the global :js:data:`MathJax` object.
 It is responsible for creating the needed objects (like the input and

web/hosting.rst

@@ -375,7 +375,7 @@ and configure your page like
               MathJax = {
                 output: {
                   font: 'mathjax-stix2',
-                  fontPath: 'http://localhost:3000/mathjax-strix2-font',
+                  fontPath: 'http://localhost:3000/mathjax-stix2-font',
                 }
               };
             </script>