Bump Clerk to v0.7.418

Author: mk

deps.edn

@@ -1,5 +1,5 @@
 {:paths ["dev" "notebooks"]
- :deps {io.github.nextjournal/clerk {:mvn/version "0.7.416"}
+ :deps {io.github.nextjournal/clerk {:mvn/version "0.7.418"}
 
         ;; input various external data formats
         com.github.seancorfield/next.jdbc  {:mvn/version "1.2.659"}