Shell is prompting just fine on its own, no need for variable. Make sure leet folder exists.

local.yml

@@ -7,12 +7,6 @@
   connection: local
   become: true  
 
-  vars_prompt:
-    - name: leet_passwd
-      prompt: 'Enter password for 1337 share: '
-      unsafe: yes
-      private: yes
-
   pre_tasks:
     - include: facts/system.yml
     - include: facts/package.yml