watchdog: add SPDX identifiers for watchdog subsystem

- Add SPDX identifier
- Remove boiler plate license text
- If MODULE_LICENSE and boiler plate does not match, go for boiler plate
  license

Signed-off-by: Marcus Folkesson <[email protected]>
Acked-by: Adam Thomson <[email protected]>
Acked-by: Baruch Siach <[email protected]>
Acked-by: Charles Keepax <[email protected]>
Acked-by: Keiji Hayashibara <[email protected]>
Acked-by: Johannes Thumshirn <[email protected]>
Acked-by: Florian Fainelli <[email protected]>
Acked-by: Mans Rullgard <[email protected]>
Acked-by: Matthias Brugger <[email protected]>
Acked-by: Michal Simek <[email protected]>
Acked-by: Neil Armstrong <[email protected]>
Acked-by: Nicolas Ferre <[email protected]>
Acked-by: Thierry Reding <[email protected]>
Acked-by: Tomas Winkler <[email protected]>
Acked-by: Patrice Chotard <[email protected]>
Acked-by: William Breathitt Gray <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Guenter Roeck <[email protected]>
Signed-off-by: Guenter Roeck <[email protected]>
Signed-off-by: Wim Van Sebroeck <[email protected]>

0 files changed, 0 insertions, 0 deletions