gpio/reset: move gpio-{poweroff|restart} DT doc to proper place

I did only find them after a fuzzy search, so let them be where one
would expect them.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-By: Sebastian Reichel <sre@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/Documentation/devicetree/bindings/gpio/gpio-poweroff.txt b/Documentation/devicetree/bindings/power/reset/gpio-poweroff.txt
similarity index 100%
rename from Documentation/devicetree/bindings/gpio/gpio-poweroff.txt
rename to Documentation/devicetree/bindings/power/reset/gpio-poweroff.txt

diff --git a/Documentation/devicetree/bindings/gpio/gpio-restart.txt b/Documentation/devicetree/bindings/power/reset/gpio-restart.txt
similarity index 100%
rename from Documentation/devicetree/bindings/gpio/gpio-restart.txt
rename to Documentation/devicetree/bindings/power/reset/gpio-restart.txt