bump idna 3.6 -> 3.7
diff --git a/requirements.txt b/requirements.txt
index 990f2b3..2bb4770 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -77,7 +77,7 @@
     #   textile
 identify==2.5.33
     # via pre-commit
-idna==3.6
+idna==3.7
     # via requests
 inflection==0.5.1
     # via profanityfilter