The Buffalo Bills announced that offensive tackle Travis Clayton has signed his rookie contract, making him the first member of the team’s 2024 NFL Draft class to do so. He joins 12 other undrafted free agents who signed their rookie contracts on Thursday. Clayton comes to One Bills Drive by way of the International Player Pathway (IPP) program. He enters the NFL as one of 16 individuals selected to the IPP, having come to the United States after playing rugby — as inside center for Basingstoke in London 3 South…