[graphql] breadcrumb: remove dead code, use node_id for argument

4 jobs for dev-breadcrumbs-fix in 92 minutes and 48 seconds (queued for 43 minutes and 37 seconds)
latest
Status Job ID Name Coverage
  Cabal
passed #12558
cabal

00:44:02

 
  Stack
passed #12559
stack

00:02:22

 
  Bench
manual #12560
allowed to fail manual
bench
 
  Test
passed #12561
test

00:46:23