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

Lauri Tulmin 99aa42a680 Add http/2 tests for okhttp3 (#11523)		9 月之前
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javaagent	99aa42a680 Add http/2 tests for okhttp3 (#11523)	9 月之前
library	99aa42a680 Add http/2 tests for okhttp3 (#11523)	9 月之前
testing	99aa42a680 Add http/2 tests for okhttp3 (#11523)	9 月之前