Add missing chmod to executable in Docker

Author: code-asher

Dockerfile

@@ -5,6 +5,6 @@ ARG TARGETARCH
 COPY ./bin/code-marketplace-linux-$TARGETARCH /opt/code-marketplace
 
 FROM alpine:latest
-COPY --from=binaries /opt/code-marketplace /opt
+COPY --chmod=755 --from=binaries /opt/code-marketplace /opt
 
 ENTRYPOINT [ "/opt/code-marketplace", "server" ]