Remove N+1 query in /:locale/projects.json
Remove N+1 query in /:locale/projects.json

When querying /:locale/projects.json we include additional_rights.
This commit adds an ".includes" to eliminate the N+1 query
that otherwise results from that, improving performance.

Signed-off-by: David A. Wheeler <9ae72d22d8b894b865a7a496af4fab6320e6abb2@dwheeler.com>

coreinfrastructure/best-practices-badge,linuxfoundation/cii-best-practices-badge,coreinfrastructure/best-practices-badge,linuxfoundation/cii-best-practices-badge,coreinfrastructure/best-practices-badge,linuxfoundation/cii-best-practices-badge,linuxfoundation/cii-best-practices-badge,coreinfrastructure/best-practices-badge