Revert "Add myself as co-author, for easy gem release"
Revert "Add myself as co-author, for easy gem release"

This reverts commit ee23c624b2015478b9f0ae4ac400dc7ead127174.

Looks like rubygems.org doesn’t use this for ownership, that’s done separately via “gem owner” command
SchemaPlus/schema_plus_multischema