Bump Clerk version in book

Author: mk

book.clj

@@ -58,7 +58,7 @@
 ;; To use Clerk in your project, add the following dependency to your `deps.edn`:
 
 ;; ```edn
-;; {:deps {io.github.nextjournal/clerk {:mvn/version "0.13.842"}}}
+;; {:deps {io.github.nextjournal/clerk {:mvn/version "0.14.919"}}}
 ;; ```
 
 ;; Require and start Clerk as part of your system start, e.g. in `user.clj`: