ShellPkg: Update 'dh' command to reflect correct driver handle information

ShellPkg: Update 'dh' command to reflect correct driver handle information

'dh' command shows Supported EFI Specification Version value as DriverVersion. Changing it to 'SupportedEfiSpecVersion' to provide more accurate information.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Tapan Shah <tapandshah@hpe.com>
Reviewed-by: Samer El-Haj-Mahmoud <elhaj@hpe.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19648 6f19259b-4bc3-4df7-8a09-765794883524