[devdocsgjs/main: 662/1867] Fix typo

[Andy Holmes <andyholmes src gnome org>]

commit 876d9a441058f8a8bcd0959cd0f422ea4c397668
Author: Jasper van Merle <jaspervmerle gmail com>
Date:   Mon Jul 15 17:03:14 2019 +0200

    Fix typo

 assets/javascripts/templates/pages/offline_tmpl.coffee | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/assets/javascripts/templates/pages/offline_tmpl.coffee 
b/assets/javascripts/templates/pages/offline_tmpl.coffee
index 436cf1ae..bb9e06e8 100644
--- a/assets/javascripts/templates/pages/offline_tmpl.coffee
+++ b/assets/javascripts/templates/pages/offline_tmpl.coffee
@@ -47,7 +47,7 @@ canICloseTheTab = ->
     reason = "aren't available in your browser (or are disabled)"
 
     if app.config.env != 'production'
-      reason = "are disabled in your development instance of DevDocs (enable them by setting the 
<code>ENABLE_SERVICE_WORKERS</code> environment variable to <code>true</code>)"
+      reason = "are disabled in your development instance of DevDocs (enable them by setting the 
<code>ENABLE_SERVICE_WORKER</code> environment variable to <code>true</code>)"
 
     """ No. Service Workers #{reason}, so loading <a href="//devdocs.io">devdocs.io</a> offline won't 
work.<br>
         The current tab will continue to function even when you go offline (provided you installed all the 
documentations beforehand). """