Remove wrong default parameter value in formatLocalized()
Remove wrong default parameter value in formatLocalized()

This value did not work, as it is not a strftime() format.
Introduced in #121, seems to be a leftover.

barryvdh/Carbon,localheinz/Carbon,lanort/Carbon,serima/Carbon,ybr-nx/Carbon,aziraphale/Carbon,cl4rke/Carbon,lucasmichot/Carbon,meebio/Carbon,nicholas-eden/Carbon,m4nt4s/Carbon,rafwlaz/Carbon,IPQ-Tecnologia/Carbon,dlepaux/Carbon,damnedest/Carbon,mubassirhayat/Carbon,ccarteronline/Carbon,Gerardo-junior/Carbon,briannesbitt/Carbon,hinternet/Carbon,lndj/Carbon,EazyServer/Carbon,masterweb121/Carbon,agolomazov/Carbon,duyhuynhngoc/Carbon,lucas-macedo/Carbon,jarnovanleeuwen/Carbon,pierredup/Carbon,tiagocardosos/Carbon,Klinche/Carbon,relaxsd/Carbon,kylekatarnls/Carbon