Support per-tenant left-padding of trace IDs - #6489
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* Support per-tenant left-padding of trace IDs * Update docs * chlog
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What this PR does:
Adds support for left-padding trace IDs with zeros up-to 32 hex characters in search responses to comply with OTel and W3C trace context specifications. This functionality is configured per-tenant by the config param
read.left_pad_trace_ids.Which issue(s) this PR fixes:
Fixes #5395 and #4723
Checklist
CHANGELOG.mdupdated - the order of entries should be[CHANGE],[FEATURE],[ENHANCEMENT],[BUGFIX]