qcacmn: Do not return pointer to the regulatory rules

Regulatory rules can change a lot of times depending on conditions.
By returning pointer, the rules can change before rules are accessed
using the pointer. Therefore always copy the rules.

Change-Id: Ic0a8b5f515cb07279a8d8f204043e5d6aaac98f2
CRs-Fixed: 2319788
6 files changed