Fix small typo in README.
Fix small typo in README.

aron-bordin/neo-hpstr-jekyll-theme,aron-bordin/neo-hpstr-jekyll-theme,sanbir/sanbir.github.io,janggunhee/janggunhee.github.io,goodseonbi/duckfactory,lanber/blog,kevsersrca/neo-hpstr-jekyll-theme,sahebg/sahebg.github.io,cuongtv89ks/cuongtv89ks.github.io,idyllchow/idyllchow.github.com,janggunhee/janggunhee.github.io,VirtEngine/blog.virtengine.com,sanbir/sanbir.github.io,apryor6/apryor6.github.io,MTRNord/mtrnord.github.io,apryor6/apryor6.github.io,gabrielrobert/42lignes.com,lanber/blog,ashgranty/ashgranty.github.io,MTRNord/mtrnord.github.io,VirtEngine/blog.virtengine.com,kevsersrca/neo-hpstr-jekyll-theme,CorrederaJorge/CorrederaJorge.github.io,CorrederaJorge/CorrederaJorge.github.io,aron-bordin/neo-hpstr-jekyll-theme,rhesoftsolutions/Blog,JamesSynn/jamessynn.github.io,mhlemonh/2ndBrain,idyllchow/idyllchow.github.com,CorrederaJorge/CorrederaJorge.github.io,ashgranty/ashgranty.github.io,jaeko44/neo-hpstr-jekyll-theme,mhlemonh/2ndBrain,apryor6/apryor6.github.io,cuongtv89ks/cuongtv89ks.github.io,jaeko44/neo-hpstr-jekyll-theme,rhesoftsolutions/Blog,VirtEngine/blog.virtengine.com,gabrielrobert/42lignes.com,XericZephyr/blog,goodseonbi/duckfactory,rhesoftsolutions/Blog,apryor6/apryor6.github.io,XericZephyr/blog,rikes/datagrowth,jaeko44/neo-hpstr-jekyll-theme,VirtEngine/blog.virtengine.com,mhlemonh/2ndBrain,rikes/datagrowth,portablejim/itc571-blog,apryor6/apryor6.github.io,gabrielrobert/42lignes.com,janggunhee/janggunhee.github.io,portablejim/itc571-blog,lanber/blog,JamesSynn/jamessynn.github.io,jaeko44/neo-hpstr-jekyll-theme,XericZephyr/blog,mhlemonh/2ndBrain,kevsersrca/neo-hpstr-jekyll-theme,rikes/datagrowth,cuongtv89ks/cuongtv89ks.github.io,JamesSynn/jamessynn.github.io,andreylh/andreylh.github.io,sahebg/sahebg.github.io,sahebg/sahebg.github.io,idyllchow/idyllchow.github.com,sanbir/sanbir.github.io,ashgranty/ashgranty.github.io,goodseonbi/duckfactory,MTRNord/mtrnord.github.io,portablejim/itc571-blog