lock down cargo chef version to stop build errors (#545)

Author: AppleThomas

cluster/docker/sv-dune.Dockerfile

@@ -2,7 +2,7 @@ FROM --platform=$BUILDPLATFORM tonistiigi/xx AS xx
 FROM --platform=$BUILDPLATFORM rust:1.90.0-bookworm AS chef
 
 ARG TARGETPLATFORM
-RUN cargo install cargo-chef
+RUN cargo install cargo-chef --locked
 WORKDIR /build/
 
 COPY --from=xx / /