frontend: update lint checks to correctly utilize EnvList and EnvSetter #5044

Job	Run time
prepare	4s
govulncheck	58s
binaries (darwin/amd64)	58s
binaries (darwin/arm64)	1m 4s
binaries (linux/amd64)	1m 57s
binaries (linux/arm/v7)	1m 58s
binaries (linux/arm64)	2m 5s
binaries (linux/s390x)	2m 8s
binaries (linux/ppc64le)	2m 10s
binaries (linux/riscv64)	2m 10s
binaries (windows/amd64)	1m 45s
binaries (windows/arm64)	1m 38s
test / prepare	2m 6s
test / run (containerd, ./client ./cmd/buildctl ./worker/containerd ./solver ./frontend, integration)	11m 26s
test / run (containerd-rootless, ./client ./cmd/buildctl ./worker/containerd ./solver ./frontend, integr...	13m 1s
test / run (containerd-1.6, ./client ./cmd/buildctl ./worker/containerd ./solver ./frontend, integration)	11m 31s
test / run (containerd-snapshotter-stargz, ./client ./cmd/buildctl ./worker/containerd ./solver ./fronte...	13m 9s
test / run (oci, ./client ./cmd/buildctl ./worker/containerd ./solver ./frontend, integration)	8m 55s
test / run (oci-rootless, ./client ./cmd/buildctl ./worker/containerd ./solver ./frontend, integration)	5m 29s
test / run (oci-rootless-slirp4netns-detachnetns, ./client ./cmd/buildctl ./worker/containerd ./solver ....	8m 36s
test / run (oci-snapshotter-stargz, ./client ./cmd/buildctl ./worker/containerd ./solver ./frontend, int...	9m 18s
test / run (./..., 1, integration gateway)	8m 40s
test / run (./client, containerd, nydus, integration)	11m 40s
test / run (./client, oci, nydus, integration)	8m 47s
test / run (./..., nydus, 1, integration)	8m 48s
image	0s
scout	0s
release	0s
	2h 20m 21s

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