Remove misleading lines in builds-create-custom-build-artifacts
Remove misleading lines in builds-create-custom-build-artifacts

Remove "Example output" misleading lines that are splitting the code
snippet in two misleading sections, confusing the reader, there is no
output there, is just a dockerfile and a bash script.

Signed-off-by: Carlos Eduardo Arango Gutierrez <5b7af9dcb639c723f066dac5a6d2daf4c003b4bd@redhat.com>

vikram-redhat/openshift-docs,vikram-redhat/openshift-docs,vikram-redhat/openshift-docs,vikram-redhat/openshift-docs,vikram-redhat/openshift-docs