Issue #463: Cobbler ghost window

Signed-off-by: shubhangi_srivastava <shubhangi_srivastava@dell.com>

.all-contributorsrc

@@ -199,6 +199,7 @@
         "bug"
       ]
     },
+    {
       "login": "hearnsj",
       "name": "John Hearns",
       "avatar_url": "https://avatars.githubusercontent.com/u/19259589?v=4",
@@ -207,6 +208,7 @@
         "bug"
       ]
     },
+    {
       "login": "renzo-granados",
       "name": "renzo-granados",
       "avatar_url": "https://avatars.githubusercontent.com/u/83035817?v=4",