ci: set codecov token #1465

Job	Run time
add-hosts	14s
cgroup-parent	14s
docker-driver	10s
error	7s
error-buildx	16s
export-docker	5s
example	22s
git-context	22s
git-context-secret	29s
minimal	13s
network	16s
path-context	16s
secret	14s
secret-envs	19s
shm-size	14s
ulimit	10s
attests-compat (latest, moby/buildkit:buildx-stable-1)	27s
digest (docker, true, false)	20s
attests-compat (latest, moby/buildkit:v0.10.6)	36s
digest (docker, false, true)	9s
attests-compat (v0.9.1, moby/buildkit:buildx-stable-1)	21s
digest (docker, false, false)	11s
multi (multi)	20s
digest (docker-container, true, false)	14s
no-cache-filters	18s
multi (multi-sudo)	33s
provenance (image, type=image,name=localhost:5000/name/app:latest,push=true, mode=max)	26s
digest (docker-container, false, true)	18s
provenance (image, type=image,name=localhost:5000/name/app:latest,push=true)	23s
digest (docker-container, false, false)	17s
sbom (image, type=image,name=localhost:5000/name/app:latest,push=true)	12s
provenance (binary, /tmp/buildx-build, mode=max)	23s
sbom (binary, /tmp/buildx-build)	15s
provenance (binary, /tmp/buildx-build)	26s
annotations	13s
docker-config-malformed	9s
github-cache	17s
named-context-container	20s
named-context-docker	19s
named-context-pin	19s
proxy-buildkitd	24s
proxy-docker-config	26s
registry-cache	30s
standalone	16s
	13m 23s

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