Describe the samples using code-sample directive in preparation for
upcoming changes to the Zephyr documentation that will be leveraging
the provided description and metadata.
Signed-off-by: Benjamin Cabé <benjamin@zephyrproject.org>
Added sample to demonstrate use of multiple identity and be
able to be connected to multiple times from same central
device.
Signed-off-by: Vinayak Kariappa Chettimada <vich@nordicsemi.no>