By Richard Martin MANCHESTER, England (Reuters) -Manchester United forward Mason Greenwood has had all criminal charges against him dropped, police and prosecutors said on Thursday. Greenwood, who was suspended by United in January 2022 when accusations against him surfaced on social media, was charged with attempted rape, controlling behaviour and assault last October. He had been due to stand trial on Nov. 27, 2023. “I am relieved that this matter is now over and I would like to thank my family, loved ones and friends for their support. There will be no further comment at this time,” Greenwo…