Support `jaeger_remote` sampling strategy

[gouthamve]

Copied from open-telemetry/opentelemetry-ruby#1252

Added in: open-telemetry/opentelemetry-specification#1791
More info in: open-telemetry/opentelemetry-specification#2222
More info in: open-telemetry/opentelemetry-specification#2246

The jaeger_remote sampling strategy appears to be a sampling strategy that is dictated by a GRPC service that provides sampling details to the tracer.

There is some precedence for it with: https://github.com/open-telemetry/opentelemetry-ruby-contrib/tree/main/sampler/xray

[github-actions]

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