Log kademlia errors when get/put record fails. (#4988)

* Log kademlia errors when get/put record fails.

The current approach makes it difficult to figure out what the
underlying error was, that made the operation fail.

* Formatting

Co-Authored-By: Pierre Krieger <pierre.krieger1708@gmail.com>

Co-authored-by: Pierre Krieger <pierre.krieger1708@gmail.com>