Update dependency dnspython to v2

renovate-bot · renovate-bot · commit a6e24038ab22 · 2020-08-23T18:24:09.000Z
diff --git a/requirements.txt b/requirements.txt
@@ -1,5 +1,5 @@
 click==7.1.2
-dnspython==1.16.0
+dnspython==2.0.0
 email-validator==1.1.1
 Flask==1.1.2
 Flask-WTF==0.14.3
