[exporter/kafka] Add record_headers config to set static headers on outgoing records#47201

andrzej-stencel merged 9 commits intoopen-telemetry:mainopen-telemetry/opentelemetry-collector-contrib:mainfrom

singhvibhanshu:fix/47193singhvibhanshu/opentelemetry-collector-contrib:fix/47193Copy head branch name to clipboard