Merge pull request #94 from soxoj/dependabot/pip/lxml-4.6.3

Bump lxml from 4.6.2 to 4.6.3

Author: soxoj

requirements.txt

@@ -14,7 +14,7 @@ future-annotations==1.0.0
 html5lib==1.1
 idna==2.10
 Jinja2==2.11.3
-lxml==4.6.2
+lxml==4.6.3
 MarkupSafe==1.1.1
 mock==4.0.2
 multidict==5.1.0