client: Dockerfiles: comment all optional userspace packages

- Shouldn't be applied to base image by default
- Also removes `mc` from Ubuntu image as `mc` (more useful client-side)

client/docker-finance.d/client/Dockerfiles/finance/Dockerfile.archlinux.in

@@ -23,14 +23,17 @@
 # Optional userspace
 #
 
-USER root
+#USER root
 
-RUN pacman -Syu \
-  calc \
-  emacs-nox \
-  less \
-  nano \
-  --noconfirm --disable-download-timeout
+#RUN pacman -Syu \
+#  calc \
+#  less \
+#  --noconfirm --disable-download-timeout
+
+#RUN pacman -Syu \
+#  emacs-nox \
+#  nano \
+#  --noconfirm --disable-download-timeout
 
 #
 # Optional userspace (python / ROOT.cern custom metadata analysis)

client/docker-finance.d/client/Dockerfiles/finance/Dockerfile.ubuntu.in

@@ -23,15 +23,12 @@
 # Optional userspace
 #
 
-USER root
-
-RUN apt-get update -y
-
-RUN apt-get install -y \
-  calc \
-  emacs-nox \
-  mc \
-  nano
+#USER root
+#RUN apt-get update -y
+#RUN apt-get install -y \
+#  calc \
+#  emacs-nox \
+#  nano
 
 #
 # Optional userspace (python)