qcacmn: Use build config for max pdevs/vdevs

The following are currently hardcoded. Instead, use appropriate build
configuration values if available:
 * WLAN_UMAC_MAX_PDEVS
 * WLAN_UMAC_PSOC_MAX_VDEVS
 * WLAN_UMAC_PDEV_MAX_VDEVS

Change-Id: I78986ea2461ab99543aa617f3c5bf12e9aeb890a
CRs-Fixed: 2393639
1 file changed