Bump lxml from 4.6.5 to 4.9.1
@@ -6,7 +6,7 @@ chardet==3.0.4
defusedxml==0.5.0
idna==2.8
isodate==0.6.0
-lxml==4.6.5
+lxml==4.9.1
pytz==2018.7
requests==2.21.0
requests-toolbelt==0.8.0