fix: update links in Navbar and add OlaOluwalekan to contributors#171

OlaOluwalekan wants to merge 1 commit intoosc-vitap:mainosc-vitap/OpenSource101:mainfrom

OlaOluwalekan:bug-broken-nav-linksOlaOluwalekan/OpenSource101:bug-broken-nav-linksCopy head branch name to clipboard