add more new maintainers (#952)
add more new maintainers (#952)

* add more new maintainers

* Update lessons.html

gvwilson/website,gvwilson/website,swcarpentry/website,swcarpentry/website,swcarpentry/website,rgaiacs/swc-website,ErinBecker/website,rgaiacs/swc-website,rgaiacs/swc-website,gvwilson/website,ErinBecker/website,rgaiacs/swc-website,rgaiacs/swc-website,ErinBecker/website,swcarpentry/website,swcarpentry/website,ErinBecker/website,gvwilson/website,gvwilson/website,ErinBecker/website