Skip VtsKernelProcFileApi.testProcQtaguidCtrlTest when qtaguid not supported

update to pass shell and dut to the file_optional function,
and check if qtaguid is supported according to the kernel
version information returned by the call of dut.getKernelVersion()
in file_optional function

Test: vts-tradefed run commandAndExit vts-kernel -m VtsKernelProcFileApi on hikey with 4.4/4.9/4.14 kernels

Change-Id: I021ab16e3b7d1f9e700236011b280c807c22edd4
Signed-off-by: Yongqin Liu <yongqin.liu@linaro.org>
7 files changed