Merge "Create the mainline supplicant directory during initialization." into...

Merge "Create the mainline supplicant directory during initialization." into main am: b6d84eba am: f8e0940d

Original change: https://android-review.googlesource.com/c/platform/system/core/+/3362666



Change-Id: I766b2a2166341bcaadb220c1e7ac69db43df15b6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>