Revert "Bluetooth: BTLE: Add src/dst addresses when they are known"

This reverts commit a89c17fb52ec1270076abd82e6e5cd56d94fa682.

Change-Id: I99029d72b82aaec1b398dffee0beec30829a3939
Reviewed-on: https://code.wireshark.org/review/5775
Reviewed-by: Pascal Quantin <pascal.quantin@gmail.com>