qcacld-3.0: Enable gChannelBondingMode24GHz by default
In order to ensure that HT40 is enabled by default on 2.4 GHz
remove gChannelBondingMode24GHz entry from INI file and set
the default value of gChannelBondingMode24GHz to 1.
Change-Id: I8b7657e3eef5f4ec19863c8da6a611a63ccecd9c
CRs-Fixed: 2461593