Move translation into the right place

The dashboard couldn't find a translation, because it is in the spree
namespace.

Also simplified the translation using the `count` feature.

app/views/spree/admin/overview/_order_cycles.html.haml

@@ -12,7 +12,7 @@
     - if @order_cycle_count > 0
       %div.seven.columns.alpha.list-item
         %span.six.columns.alpha
-          = t('.you_have_active', num: @order_cycle_count, order_cycles: t('.order_cycle', count: @order_cycle_count))
+          = t('.you_have_active', count: @order_cycle_count)
         %span.one.column.omega
           %span.icon-ok-sign
       %a.seven.columns.alpha.button.bottom.blue{ href: "#{main_app.admin_order_cycles_path}" }

config/locales/en.yml

@@ -647,11 +647,6 @@ en:
         has_no_enterprise_fees: "%{enterprise} has no enterprise fees"
       order_cycles:
         manage_order_cycles: MANAGE ORDER CYCLES
-        you_have_active: "You have %{num} active %{order_cycles}."
-        order_cycle:
-          zero: order cycle
-          one: order cycle
-          other: order cycles
     enterprise_issues:
       create_new: Create New
       resend_email: Resend Email
@@ -2052,6 +2047,12 @@ Please follow the instructions there to make your enterprise visible on the Open
         form:
           distribution_fields:
             title: Distribution
+      overview:
+        order_cycles:
+          you_have_active:
+            zero: "You have no active order cycles."
+            one: "You have one active order cycle."
+            other: "You have %{count} active order cycles."
       products:
         bulk_edit:
           header: