qcacmn: Add the country and regdomain parse functions

Country and regdomain parse functions are added for the regDB in
host. Given a country code or ISO or RegDomain, these functions
find the regulatory rules and builds master channel list.

Change-Id: I7c632098561e3bbab1ac6ded2ae80e03d53b00bb
CRs-Fixed: 2002892
4 files changed