Optimize Resource Sharing Across Exporters with Arc Implementation #4205

Job	Run time
external-types (opentelemetry)	1m 32s
non-default-examples (opentelemetry-otlp/examples/external-otlp-grpcio-async-std)	5m 10s
external-types (opentelemetry-sdk)	1m 11s
non-default-examples (opentelemetry-otlp/examples/basic-otlp)	37s
cargo-deny	28s
coverage	10m 11s
docs	5m 57s
lint	20m 20s
msrv	4m 17s
test (stable)	16m 54s
test (beta)	17m 41s
	1h 24m 18s

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