Pope Francis is set to make what would be his first visit outside Rome since Italy was put under lockdown in early March when it became the first country in Europe to feel the full brunt of the coronavirus pandemic.The pope is to journey to Assisi in the central Italian region of Umbria next month, the birthplace of his namesake saint, to sign an authoritative papal letter to clergy and faithful worldwide – a document known as an encyclical, the Vatican said on Saturday.Pope strays from script…