Revert "net: wireless: bcmdhd: Enabling Ad-Hoc (IBSS) mode"

This reverts commit 04e61d24cf52ea8632f46bc0a71fd5bd83270c1d.
Revert "Improved WiFi Ranged"

This reverts commit 5eb013ff6d4b4068c7c530a599a9246fafec93e0.