Fix stream logs REST endpoint access

Author: ilayaperumalg

spring-cloud-dataflow-server-core/src/main/resources/META-INF/dataflow-server-defaults.yml

@@ -186,7 +186,9 @@ spring:
             - GET /streams/validation/*              => hasRole('ROLE_VIEW')
 
             # Stream Logs
-            - GET /streams/logs/**                    => hasRole('ROLE_VIEW')
+            - GET /streams/logs                      => hasRole('ROLE_VIEW')
+            - GET /streams/logs/*                    => hasRole('ROLE_VIEW')
+            - GET /streams/logs/*/*                  => hasRole('ROLE_VIEW')
 
             # Task Definitions