Remove duplicate `actions list` in `wsk` command (#4751)

diff --git a/docs/actions.md b/docs/actions.md
index 735d39d..c887e77 100644
--- a/docs/actions.md
+++ b/docs/actions.md
@@ -624,7 +624,7 @@
 As you write more actions, this list gets longer and it can be helpful to group related actions into [packages](packages.md). To filter your list of actions to just those within a specific package, you can use:
 
 ```
-wsk action list action list /whisk.system/utils
+wsk action list /whisk.system/utils
 ```
 ```
 actions