docs: Add a simple list template
docs: Add a simple list template

Fixes #2710

mitchchn/hugo,MarkDBlackwell/hugo,fedelibre/hugo,anthonyfok/hugo,mitchchn/hugo,fedelibre/hugo,gohugoio/hugo,gohugoio/hugo,mdhender/hugo,anthonyfok/hugo,mdhender/hugo,anthonyfok/hugo,gohugoio/hugo,digitalcraftsman/hugo,mayah/hugo,jygastaud/hugo,mayah/hugo,tubo028/hugo,digitalcraftsman/hugo,jygastaud/hugo,bogem/hugo,mdhender/hugo,Zenithar/hugo,MarkDBlackwell/hugo,fedelibre/hugo,mdhender/hugo,fedelibre/hugo,Zenithar/hugo,tubo028/hugo,bogem/hugo