RALEIGH — North Carolina Republican U.S. Senate candidates Ted Budd and Pat McCrory remained neck-and-neck with their campaigns’ own fundraising entering the final full month before the May 17 primary. Campaign finance reports for the first quarter show McCrory, the former governor, and current U.S. House member Budd collecting essentially the same level of contributions and other funds. But Budd is separately benefiting from a political action committee that has already spent several million dollars on ads and mailers praising Budd and attacking McCrory. A pro-McCrory super PAC is trailing. Budd also has received former President Donald Trump’s endorsement. Looking…