ci: fix docker containers builder runner mismatch (#289)

Author: jxs

Dockerfile

@@ -5,6 +5,6 @@ COPY . .
 RUN cargo build -p refinery_cli --release --all-features
 
 
-FROM debian:bullseye-slim AS runtime
+FROM debian:stable-slim AS runtime
 COPY --from=builder /app/target/release/refinery /usr/local/bin
 ENTRYPOINT ["/usr/local/bin/refinery"]