[Java] Prefer IPv4 in systems tests to avoid network unreachable exception on Windows.
[Java] Prefer IPv4 in systems tests to avoid network unreachable exception on Windows.

mikeb01/Aeron,EvilMcJerkface/Aeron,EvilMcJerkface/Aeron,EvilMcJerkface/Aeron,EvilMcJerkface/Aeron,mikeb01/Aeron,mikeb01/Aeron,mikeb01/Aeron,real-logic/Aeron,real-logic/Aeron,real-logic/Aeron,real-logic/Aeron