By Rajesh Kumar Singh, Jamie Freed and Allison Lampert (Reuters) -The fallout to the global aviation industry from Russia’s invasion of Ukraine spread on Friday as two more European countries banned Russian carriers and the European Union said it would restrict exports of aircraft parts. Virgin Atlantic and British Airways began routing flights around Russian airspace after London and Moscow banned each other’s airlines in tit-for-tat retaliation over the Ukraine invasion. Poland and Czech Republic also said they were banning Russian airlines from their airspace. Some industry leaders said the…