Add minimized json serializer#15593

Cirilla-zmh wants to merge 1 commit intoopen-telemetry:mainopen-telemetry/opentelemetry-java-instrumentation:mainfrom

Cirilla-zmh:fea/mini_json_serializerCirilla-zmh/opentelemetry-java-instrumentation:fea/mini_json_serializerCopy head branch name to clipboard