i18n: Drop unused help tips

include/i18n/en_US/help/tips/staff.agent.yaml

@@ -13,14 +13,6 @@
 # must match the HTML #ids put into the page template.
 #
 ---
-add_new_agent:
-    title: Add New Agent
-    content: >
-
-agent_staff_information:
-    title: Agent (Staff) Information
-    content: >
-
 username:
     title: Username
     content: >

include/i18n/en_US/help/tips/staff.agents.yaml

@@ -13,31 +13,3 @@
 # must match the HTML #ids put into the page template.
 #
 ---
-add_new_agent:
-    title: Add New Agent
-    content: >
-
-agents:
-    title: Agents
-    content: >
-
-name:
-    title: Name
-    content: >
-
-username:
-    title: Username
-    content: >
-
-status:
-    title: Status
-    content: >
-
-created:
-    title: Created
-    content: >
-
-last_login:
-    title: Last Login
-    content: >
-

include/i18n/en_US/help/tips/staff.departments.yaml

@@ -13,27 +13,11 @@
 # must match the HTML #ids put into the page template.
 #
 ---
-department:
-    title: Department
-    content: >
-
-name:
-    title: Name
-    content: >
-
 type:
     title: Type
     content: >
         If the Department’s Type is Private, then the Department Signature will not be available on response nor will the department assignment show from the Client Portal.
 
-users:
-    title: Users
-    content: >
-
-email_address:
-    title: Email Address
-    content: >
-
 dept_manager:
     title: Department Manager
     content: >