fix(opentelemetry): fix a bug that will cause a failure of sending tracing data to datadog agent #11599
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Summary
fix a bug that will cause a failure of sending tracing data to datadog agent when the value of
x-datadog-parent-id
header from downstream is a short dec string.In this PR, a formatter is added for ensuring the field of
parent-span-id
meet specification of the otel protocol.Checklist
CHANGELOG/unreleased/kong
or addingskip-changelog
label on PR if unnecessary. README.mdFull changelog
Issue reference
FTI-5375