[#2275] Don't need to check for the budget module for this.

lib/overhead_issue_hook.rb

@@ -1,12 +1,8 @@
 class OverheadIssueHook < Redmine::Hook::ViewListener
   def view_issues_show_details_bottom(context={})
-    if context[:project].module_enabled?('budget_module')
-      return context[:controller].send(:render_to_string, {
-                                         :partial => 'issues/show_overhead',
-                                         :locals => {:issue => context[:issue]}
-                                       })
-    else
-      return ''
-    end
+    return context[:controller].send(:render_to_string, {
+                                       :partial => 'issues/show_overhead',
+                                       :locals => {:issue => context[:issue]}
+                                     })
   end
 end