docs: Remove localhost part from link
docs: Remove localhost part from link

Fixes #3264
mitchchn/hugo,fedelibre/hugo,digitalcraftsman/hugo,gohugoio/hugo,digitalcraftsman/hugo,mitchchn/hugo,mdhender/hugo,fedelibre/hugo,anthonyfok/hugo,fedelibre/hugo,gohugoio/hugo,mdhender/hugo,anthonyfok/hugo,mdhender/hugo,fedelibre/hugo,anthonyfok/hugo,gohugoio/hugo,mdhender/hugo