Preseed the database with known locations

[iamjillsanluis]

We have select places that we want to seed the database with to get us going.

• [x] Flying J
• [x] OnRoute (Ontario)
• [ ] Some Tim Hortons locations

[iamjillsanluis]

Unresolvable addresses because they are the same as their "south" counterparts.

• https://onroute.ca/location/trenton-north/
• https://onroute.ca/location/tilbury-north/

Their location is not precise. When displayed in Google Maps, the location seems to be off from the highway.

• https://onroute.ca/location/trenton-south/
• https://onroute.ca/location/odessa/