Rapid Breach Response | Added FireEye playbook (#10664)

* Added FireEye playbook

* Added tasks descriptions + Made few changes according to the review

* Update playbook-FireEye_Red_Team_Tools_Investigation_and_Response.yml

Done.

* Update README.md

Done.

* Updated RN + RM

Co-authored-by: ShirleyDenkberg <62508050+ShirleyDenkberg@users.noreply.github.com>

Author: altmannyarden