By Shreyashi Sanyal (Reuters) – European shares rose on Monday, reversing declines from the opening bell, as a jump in travel stocks helped outweigh a drag from China-exposed luxury giants. The benchmark STOXX 600 index added 0.6% by 0929 GMT, extending gains after its third straight weekly rise. Flutter Entertainment Plc rose 4.5%, boosting European travel & leisure stocks by 2.3% and helping it touch a near three-month high. An arbitrator on Friday reaffirmed Fox Corp has 10 years to exercise its option to acquire an almost one-fifth stake in Flutter-owned betting app FanDuel. Irish stocks j…