Merge pull request CloudBotIRC#269 from snoonetIRC/dependabot/pip/lxml-4.2.4

Bump lxml from 4.2.3 to 4.2.4

Author: linuxdaemon

requirements.txt

@@ -6,7 +6,7 @@ geoip2==2.9.0
 git+https://github.com/CloudBotIRC/mcstatus.git@master
 imgurpython==1.1.7
 isodate==0.6.0
-lxml==4.2.3
+lxml==4.2.4
 microdata==0.6.1
 nltk==3.2.5
 psutil==5.4.6