refactor(query): use new packages for org by id query (#7826)

If the feature is enabled the new packages are used to query org by id

Part of: https://github.com/zitadel/zitadel/issues/7639

### Definition of Ready

- [x] I am happy with the code
- [x] Short description of the feature/issue is added in the pr
description
- [x] PR is linked to the corresponding user story
- [ ] Acceptance criteria are met
- [ ] All open todos and follow ups are defined in a new ticket and
justified
- [ ] Deviations from the acceptance criteria and design are agreed with
the PO and documented.
- [x] No debug or dead code
- [x] My code has no repetitions
- [ ] Critical parts are tested automatically
- [ ] Where possible E2E tests are implemented
- [ ] Documentation/examples are up-to-date
- [ ] All non-functional requirements are met
- [x] Functionality of the acceptance criteria is checked manually on
the dev system.

internal/v2/projection/projection.go

@@ -0,0 +1,20 @@
+package projection
+
+import "github.com/zitadel/zitadel/internal/v2/eventstore"
+
+type projection struct {
+	instance string
+	position eventstore.GlobalPosition
+}
+
+func (p *projection) reduce(event *eventstore.StorageEvent) {
+	if p.instance == "" {
+		p.instance = event.Aggregate.Instance
+	}
+	p.position = event.Position
+}
+
+func (p *projection) shouldReduce(event *eventstore.StorageEvent) bool {
+	shouldReduce := p.instance == "" || p.instance == event.Aggregate.Instance
+	return shouldReduce && p.position.IsLess(event.Position)
+}