Define tests in english

Refs #89070

tests/behat/example.behat.yml

@@ -32,7 +32,3 @@ default:
         "Content": "main.main"
         "Footer":  "footer.siteFooter"
       text:
-        username_field: "Nom d'utilisateur"
-        password_field: "Mot de passe"
-        log_in: "Se connecter"
-        log_out: "Se déconnecter"

tests/behat/features/generic.feature

@@ -46,18 +46,18 @@ Scenario: Run cron
   Given I am logged in as a user with the "administrator" role
   When I run cron
   And am on "admin/reports/status"
-  Then I should see the link "lancer le cron manuellement"
+  Then I should see the link "run cron manually"
 
 Scenario: Login as a user created during this scenario
   Given users:
   | name      | status     | roles |
   | Test user | 1          | authenticated user |
   When I am logged in as "Test user"
-  Then I should see the link "Se déconnecter"
+  Then I should see the link "Log out"
 
 Scenario: Error messages
   Given I am on "/user"
-  When I press "Se connecter"
+  When I press "Log in"
   Then I should see the error message "Le champ Mot de passe est requis."
   And I should not see the error message "Désolé, nom d'utilisateur ou mot de passe non reconnu."
   And I should see the following error messages: