Bump Security String to 2020-03-05

Bump Security String to 2020-03-05

Implemented:
============
CVE:            References:     Type:   Severity:       Updated AOSP versions:
CVE-2020-0032	A-145364230	RCE	Critical	8.0, 8.1, 9, 10
CVE-2020-0034	A-62458770	ID	High		8.0, 8.1
CVE-2020-0036	A-144679405	EoP	High		8.0, 8.1, 9, 10
CVE-2020-0035	A-140622024	ID	High		8.0, 8.1, 9
CVE-2020-0038	A-143109193	ID	High		8.0, 8.1, 9, 10
CVE-2020-0039	A-143155861	ID	High		8.0, 8.1, 9, 10
CVE-2020-0037	A-143106535	ID	High		8.0, 8.1, 9, 10

Not Implemented:
================
CVE:            References:     Type:   Severity:       Updated AOSP versions:
None

Not Applicable (platform source):
=================================
CVE:            References:     Type:   Severity:       Updated AOSP versions:
CVE-2019-2194	A-137284057	EoP	High		9
CVE-2020-0029	A-140065828	ID	High		10
CVE-2020-0031	A-141703197	ID	High		10
CVE-2020-0033	A-144351324	EoP	High		8.0, 8.1, 9, 10

Signed-off-by: Vasyl Gello <vasek.gello@gmail.com>
Change-Id: I49ff32447357fe01d3d51b894d9c545abeb3a082