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

dingjiefei 717c44ea54 Remove the public from the junit5 test class (#11344)		10 月之前
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javaagent	717c44ea54 Remove the public from the junit5 test class (#11344)	10 月之前
library	717c44ea54 Remove the public from the junit5 test class (#11344)	10 月之前
testing	20ab0121fa Add instrumentation for druid connection pool (#9935)	1 年之前