qcacmn: Move the WMI_MAX_CMDS macro

The WMI_MAX_CMDS macro was defined in wmi_unified_priv.h, move it
to wmi_unified_param.h so that it can be used to set
wmi_unified_attach_params.

Change-Id: I33aaa3c1fb189c7ef660ccbc5262afd0a1ee258b
2 files changed