This commit changes the new high cardinality key value from "uri.expanded" to "http.url" in order to align with the OTel specification, since there is no need for backwards compatibility on this new metadata. Closes gh-29254
This commit changes the new high cardinality key value from "uri.expanded" to "http.url" in order to align with the OTel specification, since there is no need for backwards compatibility on this new metadata. Closes gh-29254