CORE-110647:Updated the imsurl in the documentation

Author: maniskum

DEVELOPER_GUIDE.md

@@ -271,6 +271,9 @@ Use the command below to set up a Sink connector to a Authenticated Streaming Co
      Example: To send below 2 HTTP headers - 
      1. key: `x-adobe-flow-id`, value: `341fd4f0-cdec-4912-1ab6-fb54aeb41286`
      2. key: `x-adobe-dataset-id`, value: `3096fbfd5978431948af3ba3`
+
+     `aep.connection.auth.endpoint` value for prod
+     `<ims-url>` : `https://ims-na1.adobelogin.com`
    
      Use config -
      ```json
@@ -312,6 +315,9 @@ Use the command below to set up a Sink connector to a Authenticated Streaming Co
      1. key: `x-adobe-flow-id`, value: `341fd4f0-cdec-4912-1ab6-fb54aeb41286`
      2. key: `x-adobe-dataset-id`, value: `3096fbfd5978431948af3ba3`
 
+     `aep.connection.auth.endpoint` value for prod
+     `<ims-url>` : `https://ims-na1.adobelogin.com`
+
      Use config -
      ```json
      "aep.connection.endpoint.headers": "{\"x-adobe-flow-id\":\"341fd4f0-cdec-4912-1ab6-fb54aeb41286\", \"x-adobe-dataset-id\": \"3096fbfd5978431948af3ba3\"}"