Paulo Bernardo’s Celtic return finally came to fruition last week after a long process that dominated headlines for most of the summer. The 22-year-old netted four goals and lay on three assists in 33 appearances last season. Providing valuable midfield depth, his finest hour came against Rangers last December, where he scored the opener in a vital 2-1 win for the Bhoys. Portugal Under-21 international Bernardo’s passage back to Scotland this summer wasn’t straightforward. The club shaved down his buyout clause and paid a fee in the region of £3.5 million for his services. Benfica also retain …