Improve performance of upstream methods used in OTEL SDKs

[AbhiPrasad]

Description

OTEL sdk-trace-base Tracer.startSpan

https://github.com/open-telemetry/opentelemetry-js/blob/b322a24b4a3296577fb908c0bc9b33efc57c501e/packages/opentelemetry-sdk-trace-base/src/Tracer.ts#L68

OTEL sanitizeAttributes

https://github.com/open-telemetry/opentelemetry-js/blob/b322a24b4a3296577fb908c0bc9b33efc57c501e/packages/opentelemetry-core/src/common/attributes.ts#L19

isValidTraceId in otel span utils

https://github.com/open-telemetry/opentelemetry-js/blob/b322a24b4a3296577fb908c0bc9b33efc57c501e/api/src/trace/spancontext-utils.ts#L27