t/nvmept_pi: test script for protection information

Carry out tests of the code supporting end-to-end data protection via
the io_uring_cmd ioengine's nvme command type.

The test script detects the available protection information formats
supported by the target device. Then for each of these configurations,
the script formats the device and runs a series of tests.

Signed-off-by: Vincent Fu <vincent.fu@samsung.com>