Remove redundant Eclipse Che 'user' role (#12279)

* Don't bind 'user' role to test user

Signed-off-by: Dmytro Nochevnov <dnochevn@redhat.com>

* Remove role 'user' from keycloak

Signed-off-by: Dmytro Nochevnov <dnochevn@redhat.com>

dockerfiles/init/modules/keycloak/templates/che-realm.json.erb

@@ -28,20 +28,6 @@
   "quickLoginCheckMilliSeconds" : 1000,
   "maxDeltaTimeSeconds" : 43200,
   "failureFactor" : 30,
-  "roles" : {
-    "realm" : [ {
-      "id" : "419ac854-67fc-441a-b837-81a3aef66040",
-      "name" : "user",
-      "description" : "Eclipse Che user",
-      "scopeParamRequired" : false,
-      "composite" : false,
-      "clientRole" : false,
-      "containerId" : "che"
-    } ],
-    "client" : {
-      "che-public" : [ ]
-    }
-  },
   "groups" : [ ],
   "requiredCredentials" : [ "password" ],
   "passwordPolicy" : "hashIterations(20000)",

selenium/che-selenium-test/src/main/java/org/eclipse/che/selenium/core/client/keycloak/cli/KeycloakCliClient.java

@@ -110,12 +110,6 @@ public class KeycloakCliClient {
           format("update users/%s -r che --set email=%s %s 2>&1", userId, email, authPartOfCommand);
       executor.execute(setEmailCommand);
 
-      String addUserRoleToUserCommand =
-          format(
-              "add-roles -r che --uusername %s --rolename user %s 2>&1",
-              username, authPartOfCommand);
-      executor.execute(addUserRoleToUserCommand);
-
       String addReadTokenRoleToUserCommand =
           format(
               "add-roles -r che --uusername %s --cclientid broker --rolename read-token %s 2>&1",