[WCNCR00152848] softap: fix dfs flow bug

[Description]
Fix DFS flow bug
   If we don't apply this channge, chip can't send ACK
   after chip detect radar in CAC period.

Change-Id: I0d2e3708b8d18a8bc4258489aaad51a43cc5cf2f
Signed-off-by: Chun Lee <chun.lee@mediatek.com>
CR-Id: WCNCR00152848
Feature: softap
(cherry picked from commit 49d91441be50194f865b8f506be48f26e018d119)
1 file changed