Add "Site Attributes" for Google

[briandfoy]

trafficstars

https://developers.google.com/search/docs/guides/enhance-site

[briandfoy]

I think it's just this somewhere. We can add more sameAs entries for Twitter and so on.

<script type="application/ld+json">
{
  "@context": "http://schema.org",
  "@type": "Organization",
  "url": "http://www.perl.com/",
  "logo": "https://www.perl.com/images/site/perl-onion.png",
  "name": "Perl.com",
  "sameAs": [
	"https://github.com/tpf/perldotcom",
	]
}
</script>