Remove references to type parameter for realms (#70011)
Remove references to type parameter for realms (#70011)

Type configuration parameter was removed in 7.0. This change cleans
up some sentences where references to it had remained even after
we removed the parameter itself.
robin13/elasticsearch,robin13/elasticsearch,robin13/elasticsearch,GlenRSmith/elasticsearch,GlenRSmith/elasticsearch,robin13/elasticsearch,GlenRSmith/elasticsearch,GlenRSmith/elasticsearch,robin13/elasticsearch,GlenRSmith/elasticsearch