Update dependency dash to v1.17.0

Author: renovate-bot

requirements.txt

@@ -4,7 +4,7 @@ black==20.8b1
 Brotli==1.0.9
 click==7.1.2
 cssmin==0.2.0
-dash==1.16.3
+dash==1.17.0
 dash-core-components==1.13.0
 dash-html-components==1.1.1
 dash-renderer==1.8.2