Updated README.md
Updated README.md

Added estimated setup time
PodcastpediaOrg/podcastpedia,sridhar-newsdistill/podcastpedia,radut/podcastpedia,radut/podcastpedia,PodcastpediaOrg/podcastpedia,radut/podcastpedia,sslavescu/podcastpedia,sslavescu/podcastpedia,sridhar-newsdistill/podcastpedia,PodcastpediaOrg/podcastpedia,sridhar-newsdistill/podcastpedia,sslavescu/podcastpedia