usb: typec: ucsi: Add check for UCSI version

usb: typec: ucsi: Add check for UCSI version

"Power Reading" bit is introduced in UCSI v2.1 and so limit the
check for that bit only if version supported is 2.1 or above.

Fixes: c851b71fd6cd ("usb: typec: ucsi: Add support for READ_POWER_LEVEL command")
Signed-off-by: Venkat Jayaraman <venkat.jayaraman@intel.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20250905184401.3222530-1-venkat.jayaraman@intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>