mesh: Use BT_UUID_16_ENCODE to set UUIDs in adv data
mesh: Use BT_UUID_16_ENCODE to set UUIDs in adv data

Use BT_UUID_16_ENCODE to set UUIDs in advertising data.

this is port of 5880f3d74fa71d8fc177eccdf98b64541df8a455

apache/mynewt-nimble,apache/mynewt-nimble,apache/mynewt-nimble,apache/mynewt-nimble,apache/mynewt-nimble