Scope3: Add rtd targeting in seatbid

[gravelg]

The targeting also needs to be added to seatbid[].bid[]

[scr-oath]

@gravelg - we also require lint to pass; please fix these issues - you can run yourself with the supplied command.

[scr@MacBook-Pro-3]$ go run github.com/golangci/golangci-lint/v2/cmd/golangci-lint@latest run ./modules/scope3/rtd/...
go: downloading github.com/golangci/golangci-lint/v2 v2.7.1
modules/scope3/rtd/async_request.go:51:28: QF1008: could remove embedded field "Module" from selector (staticcheck)
                ar.Segments, ar.Err = ar.Module.fetchScope3Segments(ar.Context, request)
                                         ^
modules/scope3/rtd/module.go:407:5: S1009: should omit nil check; len() for nil slices is defined as zero (staticcheck)
        if scope3Resp.AEESignals.Include != nil && len(scope3Resp.AEESignals.Include) > 0 {
           ^
modules/scope3/rtd/module.go:408:74: QF1008: could remove embedded field "AEESignals" from selector (staticcheck)
                segmentsStr := scope3IncludeKeyPlusSeparator + strings.Join(scope3Resp.AEESignals.Include, ",")
                                                                                       ^
modules/scope3/rtd/module.go:411:16: QF1008: could remove embedded field "AEESignals" from selector (staticcheck)
        if scope3Resp.AEESignals.Macro != "" {
                      ^
modules/scope3/rtd/module.go:412:70: QF1008: could remove embedded field "AEESignals" from selector (staticcheck)
                segments = append(segments, scope3MacroKeyPlusSeparator+scope3Resp.AEESignals.Macro)
                                                                                   ^
5 issues:
* staticcheck: 5
exit status 1