qcacmn: Fix LMAC interrupt mappings

Current data-path interrupt registration/handling assumes PDEV indices to be
in same order as HW MAC IDs, which is not always true. Fixed this by adding
wlan_cfg api to set and get pdev index to mac id mapping.

Change-Id: Iec8e9f4a02cd618a3b244cfd6fc7ead1e7d993c3
CRs-Fixed: 2063673
4 files changed