chore(ci): fix docker cache overwriting #2563

Job	Run time
fmt	3s
build-wasm	1m 58s
docs	3m 8s
clippy (celestia-proto)	1m 53s
clippy (celestia-types)	2m 9s
test (celestia-proto)	57s
wasm-test (celestia-proto, proto)	1m 19s
clippy (celestia-rpc)	2m 8s
unused dependencies	7m 9s
test (celestia-types)	1m 43s
wasm-test (celestia-types, types, --features=wasm-bindgen)	1m 48s
clippy (celestia-grpc)	2m 12s
test (celestia-rpc)	2m 25s
clippy (celestia-grpc-macros)	1m 2s
wasm-test (celestia-rpc, rpc, --features=wasm-bindgen)	1m 37s
clippy (lumina-node)	2m 52s
test (celestia-grpc)	1m 14s
wasm-test (celestia-grpc, grpc)	1m 47s
clippy (lumina-node-uniffi)	2m 48s
test (celestia-grpc-macros)	53s
wasm-test (lumina-node, node)	3m 13s
clippy (lumina-node-wasm)	1m 30s
test (lumina-node)	2m 25s
clippy (lumina-cli)	1m 12s
wasm-test (lumina-node-wasm, node-wasm, --release)	2m 50s
test (lumina-node-uniffi)	1m 16s
test (lumina-node-wasm)	56s
test (lumina-cli)	1m 15s
Required checks	1s
	55m 43s

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