Explicitly set by default javax.net.ssl.trustStore for Jenkins/Gerrit

By default OpenJDK-8 Java (in Jenkins container) uses non-system
cacerts file, which leads to rejecting self-signed SSL certs.
Java-1.8-openjdk uses system cacerts (/etc/ssl/certs/java/cacerts) (in
Gerrit container), but also set explicitly to system cacerts path.

Change-Id: Icb76c1404224fc6b80ae020916abd0a5b23602f4
Related-Prod: PROD-23454
Related-Prod: PROD-31879
2 files changed