dmaengine: idxd: reformat swerror output to standard Linux bitmap output

SWERROR register is 4 64bit wide registers. Currently the sysfs attribute
just outputs 4 64bit hex integers. Convert to output with %*pb format
specifier.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Co-developed-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Link: https://lore.kernel.org/r/20230303213732.3357494-2-fenghua.yu@intel.com


Signed-off-by: Vinod Koul <vkoul@kernel.org>