[x/blog] _content/survey2020-results: add custom anchor names
[x/blog] _content/survey2020-results: add custom anchor names

Change-Id: Id322111063e81e061437641d05f580283236096a
Reviewed-on: https://go-review.googlesource.com/c/blog/+/314174
Trust: Russ Cox <5ad239cb8a44f659eaaee0aa1ea5b94947abe557@golang.org>
Run-TryBot: Russ Cox <5ad239cb8a44f659eaaee0aa1ea5b94947abe557@golang.org>
Reviewed-by: Russ Cox <5ad239cb8a44f659eaaee0aa1ea5b94947abe557@golang.org>
X-Blog-Commit: efbf96da94beac4892c106d5e5eff495a7688b52

golang/website,golang/website,golang/website,golang/website,golang/website,golang/website,golang/website