[Java] Reorder Image.toString() output so subscription is last.
[Java] Reorder Image.toString() output so subscription is last.

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