wlbt: Enabling GSCAN in SLSI Wifi Driver.

wlbt: Enabling GSCAN in SLSI Wifi Driver.

GSCAN Request Id was not matching between HAL and driver which cause
GTS test failed.
Now We have fixed this issue on wifi HAL hence we enable GSCAN again

This reverts commit I304197b3fd7eb47a9e14f9a2121909be329689ae

Change-Id: If6dd67243c5d46c58a759fd2773832f430f28f10
Signed-off-by: sunyue5 <sunyue5@motorola.com>
Reviewed-on: https://gerrit.mot.com/1309930
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Xiangpo Zhao <zhaoxp3@motorola.com>
Submit-Approved: Jira Key