Updated end to end tests accordingly

Author: tisnik

tests/e2e/features/info.feature

@@ -18,7 +18,7 @@ Feature: Info tests
      When I access REST API endpoint "info" using HTTP GET method
      Then The status code of the response is 200
       And The body of the response has proper name Lightspeed Core Service (LCS) and version 0.2.0
-      And The body of the response has llama-stack version 0.2.20
+      And The body of the response has llama-stack version 0.2.21
 
   Scenario: Check if info endpoint reports error when llama-stack connection is not working
     Given The system is in default state