Added check if fastly configuration tab is already open - if it is, c…

…all init method

view/adminhtml/web/js/init.js

@@ -14,6 +14,10 @@ define([
             let isAlreadyConfigured = true;
             let serviceStatus = false;
 
+            if (fastlyFieldset.is(':visible')) {
+                init();
+            }
+
             /**
              * Fastly Configuration head on click event
              */
@@ -205,4 +209,4 @@ define([
             }
         });
     }
-});
+});