Fixed typo.

vlc-debian-stable/Dockerfile

@@ -3,5 +3,5 @@ FROM videolan-base-jessie:latest
 RUN apt-get update && apt-get build-dep -y vlc && \
     apt-get install -y git-core libtool automake autoconf autopoint make \
     gettext pkg-config subversion cmake cvs zip bzip2 p7zip-full wget dos2unix \
-    ragel yasm g++ protobuf-compiler m4 ant build-essential libtool-bin \
+    ragel yasm g++ protobuf-compiler m4 ant build-essential libtool-bin && \
     apt-get clean -y && rm -rf /var/lib/apt/lists/*