webos-image: busybox=v1.20.2-0webos3

:Release Notes:
Integrate busybox CVE-2013-1813 patch

:Detailed Notes:

:Testing Performed:
miniBAT, P2 tests

:QA Notes:

:Issues Addressed:
[CMB-126] [Security Issue] busybox - CVE-2013-1813
[CMB-125] CCC: busybox=v1.20.2-0webos3

Open-webOS-DCO-1.0-Signed-off-by: Iurii Artemenko <iurii.artemenko@lge.com>
Change-Id: I8da648c43ecd1b9acdf7daff536d584c500a52b9
Reviewed-on: https://g2g.palm.com/6332
Tested-by: Martin Jansa <Martin.Jansa@lge.com>
Reviewed-by: Martin Jansa <Martin.Jansa@lge.com>
Reviewed-by: Susan Montooth <susan.montooth@lge.com>