spec: copy forwarding specs to react_inbox
spec: copy forwarding specs to react_inbox

Change-Id: I5d663f4c2d815214a112b68f68572a164bf9f490
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/292720
Reviewed-by: Chawn Neal <908eabd8c84ff6c7c139535b8d37802d58ad1683@instructure.com>
Product-Review: Chawn Neal <908eabd8c84ff6c7c139535b8d37802d58ad1683@instructure.com>
QA-Review: Caleb Guanzon <54fa1f30d451e4f3c341a8f3c47c9215fd0be9c6@instructure.com>
Tested-by: Service Cloud Jenkins <9144042a601061f88f1e1d7a1753ea3e2972119d@instructure.com>

instructure/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,instructure/canvas-lms,sfu/canvas-lms