chore(deps): bump lxml from 4.6.4 to 4.6.5 (#133)

Bumps [lxml](https://github.com/lxml/lxml) from 4.6.4 to 4.6.5.
- [Release notes](https://github.com/lxml/lxml/releases)
- [Changelog](https://github.com/lxml/lxml/blob/master/CHANGES.txt)
- [Commits](lxml/lxml@lxml-4.6.4...lxml-4.6.5)

---
updated-dependencies:
- dependency-name: lxml
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements.txt

@@ -18,7 +18,7 @@ jsonschema==4.2.1
 keyring==23.2.1
 livereload==2.6.3
 lunr==0.5.8
-lxml==4.6.4
+lxml==4.6.5
 Markdown==3.3.4
 MarkupSafe==2.0.1
 mergedeep==1.3.4