[forward port to master] tracing: allow the `Resource` to be set externally #2335

Job	Run time
prepare	10s
binaries (darwin/amd64)	1m 15s
binaries (darwin/arm64)	1m 8s
binaries (linux/amd64)	2m 0s
binaries (linux/arm/v7)	3m 53s
binaries (linux/arm64)	1m 59s
binaries (linux/s390x)	2m 7s
binaries (linux/ppc64le)	3m 56s
binaries (linux/riscv64)	2m 22s
binaries (windows/amd64)	59s
binaries (windows/arm64)	1m 2s
test / prepare	1m 39s
test / run (containerd, ./client ./cmd/buildctl ./worker/containerd ./solver ./frontend, integration)	7m 5s
test / run (containerd-rootless, ./client ./cmd/buildctl ./worker/containerd ./solver ./frontend, integr...	8m 35s
test / run (containerd-1.6, ./client ./cmd/buildctl ./worker/containerd ./solver ./frontend, integration)	6m 41s
test / run (containerd-snapshotter-stargz, ./client ./cmd/buildctl ./worker/containerd ./solver ./fronte...	7m 30s
test / run (oci, ./client ./cmd/buildctl ./worker/containerd ./solver ./frontend, integration)	4m 58s
test / run (oci-rootless, ./client ./cmd/buildctl ./worker/containerd ./solver ./frontend, integration)	4m 53s
test / run (oci-snapshotter-stargz, ./client ./cmd/buildctl ./worker/containerd ./solver ./frontend, int...	5m 28s
test / run (./..., 1, integration gateway)	4m 10s
test / run (./client, containerd, nydus, integration)	6m 55s
test / run (./client, oci, nydus, integration)	7m 30s
test / run (./..., nydus, 1, integration)	4m 10s
image	7m 41s
image (rootless)	8m 5s
release	14s
	1h 46m 25s

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