wil6210: Increase number of associated stations

Change default to support maximum number of associated
stations to an AP

Change-Id: I98a636fbbda5eccf039cf1abb6535e4e0267037f
Signed-off-by: Hamad Kadmany <qca_hkadmany@qca.qualcomm.com>
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Git-commit: 327755fb8c6b5d653af621729afeb20fb8528fd7
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-testing.git


Signed-off-by: Hamad Kadmany <hkadmany@codeaurora.org>