Revert "Require cider.nrepl.print-method upon connecting"

This reverts commit 7cc4a19.

The problem is now fixed in cider-nrepl, so this workaround is no longer needed.

Author: bbatsov

cider.el

@@ -528,10 +528,6 @@ buffer."
   (cider--check-middleware-compatibility)
   (cider--debug-init-connection)
   (cider--subscribe-repl-to-server-out)
-  (cider-nrepl-request:eval
-   "(try (require 'cider.nrepl.print-method)
-         (catch Throwable _ nil))"
-   #'ignore)
   (when cider-auto-mode
     (cider-enable-on-existing-clojure-buffers))
   (run-hooks 'cider-connected-hook))