chore(ci): fix docker cache overwriting #2567

Job	Run time
wasm-test (celestia-proto, proto)	38s
test (celestia-proto)	33s
wasm-test (celestia-types, types, --features=wasm-bindgen)	36s
test (celestia-types)	22s
wasm-test (celestia-rpc, rpc, --features=wasm-bindgen)	39s
build-wasm	1m 55s
test (celestia-rpc)	28s
wasm-test (celestia-grpc, grpc)	30s
clippy (celestia-proto)	33s
test (celestia-grpc)	34s
wasm-test (lumina-node, node)	36s
clippy (celestia-types)	38s
test (celestia-grpc-macros)	26s
docs	2m 53s
wasm-test (lumina-node-wasm, node-wasm, --release)	30s
test (lumina-node)	26s
test (lumina-node-uniffi)	28s
fmt	10s
unused dependencies	7m 21s
test (lumina-node-wasm)	25s
clippy (celestia-rpc)	36s
test (lumina-cli)	26s
clippy (celestia-grpc)	19s
clippy (celestia-grpc-macros)	21s
clippy (lumina-node)	37s
clippy (lumina-node-uniffi)	38s
clippy (lumina-node-wasm)	34s
clippy (lumina-cli)	34s
Required checks	1s
	24m 47s

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