opentelemetry-configuration: add support for the OTLP JSON exporter to declarative configuration

Add ability to update Provider Resource objects post initialization

Include service.instance.id Resource attribute

refactor(config): rename 'known/unknown' to 'built-in/plugin' in declarative config

Switch to SPDX license headers

Stabilize OTLP -> Prometheus: add otel_scope_* labels

Flaky opentelemetry-sdk tests

Stabilize Prometheus Exporter: Scope Info

Stabilize Prometheus Exporter: Default Aggregation

tracecontext job randomly fails in CI