Fix close tag on pencil icon (#807)

* Fix close tag on pencil icon

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

docs/customisation/footer.md

@@ -103,4 +103,5 @@ If you wish to use Font Awesome icons in the footer, it's a two step process.
 You can specify `only-light` or `only-dark` as the value for `class` in the dictionary. This mechanism exists primarily to help you use different `img` tags to present the same icon in a different colour.
 
 [^1]: Yes, I'm aware that it can be argued that embedding raw HTML in a `conf.py` file is... ugly. :)
+
 [^2]: You need to use your browser's developer tools to get the SVG directly from the page: inspect element + copy svg element (ctrl+c) + paste.

src/furo/theme/furo/partials/icons.html

@@ -98,7 +98,7 @@
       <path d="M4 20h4l10.5 -10.5a2.828 2.828 0 1 0 -4 -4l-10.5 10.5v4" />
       <path d="M13.5 6.5l4 4" />
       <path d="M20 21l2 -2l-2 -2" />
-      <path d="M17 17l-2 2l2 2" /
+      <path d="M17 17l-2 2l2 2" />
     </svg>
   </symbol>
   <symbol id="svg-eye" viewBox="0 0 24 24">