fix: rm incorrect escaped newline

containers/debian/base.Dockerfile

@@ -53,7 +53,7 @@ apt-get -yqq install --no-install-recommends                            \
         time                                                            \
         unzip                                                           \
         vim-nox                                                         \
-        wget                                                            \
+        wget
 apt-get -yqq autoremove
 localedef -i en_US -f UTF-8 en_US.UTF-8
 EOF