formatted docker completion

completion/available/docker.completion.bash

@@ -13,8 +13,10 @@ _docker_bash_completion_paths=(
     '/usr/share/bash-completion/completions/docker'
 )
 
-for fn in "${_docker_bash_completion_paths[@]}" ; do
+for fn in "${_docker_bash_completion_paths[@]}"
-  if [ -r "$fn" ] ; then
+do
+    if [ -r "$fn" ]
+    then
         source "$fn"
         break
     fi