Add IMEX binaries to CDI discovery

This change adds the nvidia-imex and nivdia-imex-ctl binaries to
the list of driver binaries that are searched when using CDI.

Signed-off-by: Evan Lezar <elezar@nvidia.com>

pkg/nvcdi/driver-nvml.go

@@ -187,6 +187,8 @@ func NewDriverBinariesDiscoverer(logger logger.Interface, driverRoot string) dis
 			"nvidia-persistenced",     /* Persistence mode utility */
 			"nvidia-cuda-mps-control", /* Multi process service CLI */
 			"nvidia-cuda-mps-server",  /* Multi process service server */
+			"nvidia-imex",             /* NVIDIA IMEX Daemon */
+			"nvidia-imex-ctl",         /* NVIDIA IMEX control */
 		},
 	)
 }