tplimpl: Fix lookup with non-standard layout folder
tplimpl: Fix lookup with non-standard layout folder

fedelibre/hugo,mdhender/hugo,gohugoio/hugo,anthonyfok/hugo,digitalcraftsman/hugo,anthonyfok/hugo,anthonyfok/hugo,mdhender/hugo,mitchchn/hugo,mitchchn/hugo,mdhender/hugo,fedelibre/hugo,mdhender/hugo,fedelibre/hugo,gohugoio/hugo,gohugoio/hugo,digitalcraftsman/hugo,fedelibre/hugo