Bump lxml from 4.6.2 to 4.6.3 (#115)

Bumps [lxml](https://github.com/lxml/lxml) from 4.6.2 to 4.6.3.
- [Release notes](https://github.com/lxml/lxml/releases)
- [Changelog](https://github.com/lxml/lxml/blob/master/CHANGES.txt)
- [Commits](lxml/lxml@lxml-4.6.2...lxml-4.6.3)

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

Author: dependabot[bot]

requirements.txt

@@ -8,6 +8,6 @@ loguru==0.5.3
 pyquery==1.4.3
 supervisor==4.2.1
 redis==3.5.3
-lxml==4.6.2
+lxml==4.6.3
 fake_headers==1.0.2
 maxminddb_geolite2==2018.703