> - use java 25

[joe10832]

• use java 25
• bump sdk to 3.5.4
• use a resolver that is only allowed to be used for this exact sample

Originally posted by @joe10832 in docker/compose-for-agents#125 (comment)

[copilot-swe-agent]

Copilot encountered an error and was unable to start working on this issue: job cannot be created due to repository rules violation: ["Commits must have verified signatures due to repository rules"].