message: [docker] Fix libra_init to reuse cache
  Use the same build command so the layer cache can be reused.
  Closes:
  Approved by: davidiw
diff: @@ -18,8 +18,7 @@ FROM toolchain AS builder
  COPY . /libra
  -RUN cargo build --release -p config-builder && cd target/release && rm -r build deps incremental
  -RUN strip target/release/full-node-config-builder target/release/validator-config-builder
  +RUN cargo build --release -p libra-node -p client -p config-builder && cd target/release && rm -r build deps incremental
  ### Production Image ###
  FROM debian:buster AS prod
  