[pubmed] use new Taggy parser in pubmed

This fixes an issue when article title contained XML (like <b> etc).
3 jobs for dev-pubmed in 32 minutes and 2 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Test
passed #2881
deps

00:07:05

passed #2882
docs

00:13:52

passed #2883
test

00:11:04