extmod/machine_i2c: Extend I2C transfer func to support write then read.#8682

dpgeorge wants to merge 1 commit intomicropython:mastermicropython/micropython:masterfrom

dpgeorge:extmod-machine-i2c-extended-write-and-readdpgeorge/micropython:extmod-machine-i2c-extended-write-and-readCopy head branch name to clipboard