iwlwifi: mvm: start CTDP budget from 2400mA

The current budget of 2000mA is preventing us from reaching maximum
throughput.  According to our system engineers, we can increase the
maximum budget to 2400mA to solve this problem.

Signed-off-by: Mordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>