feat(metrics): add public constructors for metric data types#3489

darklight3it wants to merge 5 commits intoopen-telemetry:mainopen-telemetry/opentelemetry-rust:mainfrom

darklight3it:add-public-constructor-to-metric-data-typesdarklight3it/opentelemetry-rust:add-public-constructor-to-metric-data-typesCopy head branch name to clipboard