Update 2022.12 O3DE Rev-the-Engine Report.md

Signed-off-by: amzn-yuyi <[email protected]>

user-research/2022.12 O3DE Rev-the-Engine Report.md

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 # 2022.12 O3DE Rev-the-Engine Report
 
+**Research Study:** Rev the Engine CX Benchmark Study
+**Last Updated:** 2023-09-04 
+**Contributor:** [amzn-yuyi](https://github.com/yuyihsu)    
+
 ## Summary
 
 This document outlines the successful completion of the AWS Rev-the-Engine (RTE) Kingpin Goal of delivering passable UX scores for 5 out of 9 workflows in Open 3D Engine (O3DE). All workflows, aside from Multiplayer and Packing & Deployment, had Satisfaction Scores over “3” on a 5 point scale (i.e., passable).