Use distroless image #556

Job	Run time
Build binaries	1m 43s
Build binaries	1m 47s
Build binaries	1m 54s
build-rust-amd64	4m 54s
build-rust-amd64	3m 9s
build-rust-amd64	1m 40s
build-rust-arm64	4m 55s
build-rust-arm64	3m 35s
build-rust-arm64	1m 44s
Build & push linux/amd64 and linux/arm64 (numaflow)	1m 39s
Build & push linux/amd64 and linux/arm64 (numaflow)	1m 45s
Build & push linux/amd64 and linux/arm64 (numaflow)	1m 40s
	30m 25s

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