bluetooth: uuid: add Running Speed and Cadence uuids
bluetooth: uuid: add Running Speed and Cadence uuids

Added UUIDs definitions that are used in
the Running Speed and Cadence Service.

Signed-off-by: Marcin Jeliński <4663d161cac279163378595bbfe6611c008696d7@nordicsemi.no>

finikorg/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,finikorg/zephyr,finikorg/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,galak/zephyr