wpa-supplicant: Import version 2.0 from upstream oe-core

[GF-2511] Upgrade wpa_supplicant to version 2.0
[GF-4455] CCC: Upgrade wpa_supplicant to version 2.0

Open-webOS-DCO-1.0-Signed-off-by: Sapna Todwal <sapna.todwal@lge.com>

Change-Id: I3755e50dc2d4e4a1a7cbcff0a50e18400dd39023
Reviewed-on: https://g2g.palm.com/1896
Reviewed-by: Build Verification
Tested-by: Sapna Todwal <sapna.todwal@lge.com>
Reviewed-by: Susan Montooth <susan.montooth@lge.com>