[3.12] community/vault: security upgrade to 1.5.4
1.5.4 CVE-2020-25816 1.5.1 CVE-2020-16250, CVE-2020-16251 & CVE-2020-17455
(cherry picked from commit 084bf356)
1.5.4 CVE-2020-25816 1.5.1 CVE-2020-16250, CVE-2020-16251 & CVE-2020-17455
(cherry picked from commit 084bf356)