Update Dockerfile

Dockerfile

@@ -55,12 +55,11 @@ ARG VERSION
 RUN echo "Building tags/$VERSION..." 
 RUN touch cabal.project.local
 COPY . .
-RUN ls -a *cabal*
 RUN cabal update \
     && cabal configure --with-compiler=ghc-8.10.7 \
     && ls -ltra \
     && echo "package cardano-crypto-praos" >>  cabal.project.local \
-    && echo "flags: -external-libsodium-vrf" >>  cabal.project.local
+    && echo "flags: -external-libsodium-vrf" >>  cabal.project.local 
 RUN cabal build all \
     && cp -p dist-newstyle/build/x86_64-linux/ghc-8.10.7/cardano-db-sync-*/build/cardano-db-sync/cardano-db-sync /root/.local/bin/
 FROM debian:stable-slim