The Polish four-time grand slam champion, in her 100th week on top of the ATP world rankings, prevailed 7-6 (2) 6-3 to set up a semi-final showdown with Kazakhstan’s Elena Rybakina.It was, however, an encouraging quarter-final performance from Raducanu, who has slipped to 303 in the world rankings after a torrid 2023.Raducanu came in to the contest on a high after winning four matches in a row for the first time since her US Open title in 2021 and raised confidence levels were reflected in the opening exchanges.Several booming returns from the 21-year-old Briton turned a 0-40 deficit into…