Bump Security String to 2020-11-05

Implemented:
============
CVE:            References:     Type:   Severity:       Updated AOSP versions:
CVE-2020-0409   A-156997193     EoP     High            8.0, 8.1, 9, 10
CVE-2020-0441   A-158304295     DoS     Critical        8.0, 8.1, 9, 10, 11
CVE-2020-0442   A-147358092     DoS     Critical        8.0, 8.1, 9, 10, 11
CVE-2020-0443   A-152410253     DoS     High            8.0, 8.1, 9, 10, 11
CVE-2020-0448   A-153995334     ID      High            8.0, 8.1, 9, 10, 11
CVE-2020-0449   A-162497143     RCE     Critical        8.0, 8.1, 9, 10, 11
CVE-2020-0450   A-157650336     ID      High            8.0, 8.1, 9, 10, 11
CVE-2020-0451   A-158762825     RCE     Critical        8.0, 8.1, 9
CVE-2020-0452   A-159625731     RCE     High            8.0, 8.1, 9, 10, 11
CVE-2020-0453   A-159060474     ID      High            8.0, 8.1, 9
CVE-2020-12856  A-157038281     EoP     High            8.0, 8.1, 9, 10, 11

Previously Implemented:
============
CVE:            References:     Type:   Severity:       Updated AOSP versions:
None

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

Not Applicable (platform source):
=================================
CVE:            References:     Type:   Severity:       Updated AOSP versions:
CVE-2020-0418   A-153879813     EoP     High            10
CVE-2020-0424   A-161362564     ID      High            9, 10, 11
CVE-2020-0437   A-162741784     DoS     High            8.0, 8.1, 9, 10, 11
CVE-2020-0438   A-161812320     EoP     High            10, 11
CVE-2020-0439   A-140256621     EoP     High            8.0, 8.1, 9, 10, 11
CVE-2020-0454   A-161370134     ID      High            9

Signed-off-by: L.W.Reek <syphyr@gmail.com>
Change-Id: I57a3a124040ef87c52b0e101cdb67dc3fd67dd23