Revert "docker: added debug ls before make to debug failing docker hub autobuildA"

This reverts commit 06d9e32059713adbca96e2b823e8b8328c7793da.

Dockerfile

@@ -13,7 +13,6 @@ USER build
 
 COPY --chown=build:nogroup . /rgpgfs
 WORKDIR /rgpgfs
-RUN ls -lah
 RUN make