Update njp URLs in config.json
Update njp URLs in config.json

In moving to Jupyter 4, we had to remove a URL-munging script from deploy_tools/postprocess_narrative.  That may have skipped munging the njp URL from localhost to something usable.  This change should (*fingers crossed*) fix the URLs.
psnovichkov/narrative,briehl/narrative,mlhenderson/narrative,jmchandonia/narrative,psnovichkov/narrative,psnovichkov/narrative,msneddon/narrative,kbase/narrative,kbase/narrative,jmchandonia/narrative,mlhenderson/narrative,pranjan77/narrative,kbase/narrative,msneddon/narrative,pranjan77/narrative,msneddon/narrative,jmchandonia/narrative,pranjan77/narrative,mlhenderson/narrative,psnovichkov/narrative,psnovichkov/narrative,briehl/narrative,msneddon/narrative,jmchandonia/narrative,kbase/narrative,psnovichkov/narrative,pranjan77/narrative,jmchandonia/narrative,psnovichkov/narrative,kbase/narrative,briehl/narrative,mlhenderson/narrative,briehl/narrative,msneddon/narrative,kbase/narrative,briehl/narrative,pranjan77/narrative,jmchandonia/narrative,pranjan77/narrative,msneddon/narrative,mlhenderson/narrative,pranjan77/narrative,briehl/narrative,briehl/narrative,mlhenderson/narrative,jmchandonia/narrative,msneddon/narrative