[DOC] Fixed README filename for the `rake rdoc` task
[DOC] Fixed README filename for the `rake rdoc` task

iamrahulroy/retire,rubydubee/retire,1776/tire,elbuo8/retire,zaharpecherin/retire,brijeshgpt7/retire,dbose/retire,fairfaxmedia/tire,tklee/tire_shiphawk,HenleyChiu/tire,doximity/tire,fabn/retire,alphagov/tire,fcheung/tire,karmi/retire,Telmate/tire,mikepb/tire,mavenlink/retire,ChapterMedia/tire