Signatures for 29 bit filter mask and filter should not be long. Make uint_32t

[tmkdev]

void MCP2515::SetRXMask(uint8_t mask, uint32_t MaskValue, bool ext)

and

void MCP2515::SetRXFilter(uint8_t filter, uint32_t FilterValue, bool ext)

I could not get filters to work without this change.