Save all of a bridge's OR addresses

Bridges can have multiple OR addresses, indicated by the 'a' keywork in
the the network status document:
1 job for main in 2 minutes and 50 seconds (queued for 4 seconds)
Status Name Job ID Coverage
failed test #36330


Name Stage Failure
test Test
go: downloading v1.0.1
go: downloading v0.0.0-20200625001655-4c5254603344
$ go vet -composites=false ./...
go: downloading v0.14.1
go: downloading v1.1.0
go: downloading v0.0.0-20200911093747-65d896831594
pkg/usecases/resources/bridges.go:53:2: struct field tag `json: "or-addresses"` not compatible with reflect.StructTag.Get: bad syntax for struct tag value
Cleaning up file based variables
ERROR: Job failed: exit code 1