Fixing logo in README.md
Fixing logo in README.md

marcusgadbem/azk,slobo/azk,juniorribeiro/azk,heitortsergent/azk,renanmpimentel/azk,azukiapp/azk,heitortsergent/azk,fearenales/azk,saitodisse/azk,saitodisse/azk-travis-test,marcusgadbem/azk,renanmpimentel/azk,nuxlli/azk,teodor-pripoae/azk,saitodisse/azk-travis-test,gullitmiranda/azk,Klaudit/azk,gullitmiranda/azk,saitodisse/azk,nuxlli/azk,agendor/azk,teodor-pripoae/azk,agendor/azk,azukiapp/azk,Klaudit/azk,fearenales/azk,juniorribeiro/azk,slobo/azk