cecf/opentelemetry-java-instrumentation: java agent代码 @ v250_kafka

liubing 25615dfe0a kafka ext		4 月之前
..
distro	f0e9fdbe5d [release/v2.5.x] Prepare release 2.5.0 (#11597)	6 月之前
extension	25615dfe0a kafka ext	4 月之前