Behat: Fix "Then I attach the file" test

tests/behat/features/createUser.feature

@@ -32,7 +32,7 @@ Feature: Users management as admin
     And I fill in "keyword" with "smarshall"
     And I press "submit"
     When I follow "Delete"
-    And I confirm the popup
+    And I press "Yes"
     Then I should see "The user has been deleted"
 
   Scenario: Create a HRM user

tests/behat/features/toolDocument.feature

@@ -53,7 +53,7 @@ Feature: Document tool
     Given I am on "/main/document/upload.php?cid=1"
     Then I should see "Upload documents"
     Then I follow "Upload (Simple)"
-    Then I attach the file "web/css/base.css" to "file"
+    Then I attach the file "/public/favicon.ico" to "file"
     When I press "Upload file"
     And wait for the page to be loaded
     Then I should see "File upload succeeded"

tests/behat/features/toolExercise.feature

@@ -250,7 +250,7 @@ Feature: Exercise tool
     Scenario: Import exercise from excel
     Given I am on "/main/exercise/upload_exercise.php?cid=1"
     Then I should see "Import quiz from Excel"
-    Then I attach the file "/main/exercise/quiz_template.xls" to "user_upload_quiz"
+    Then I attach the file "/public/main/exercise/quiz_template.xls" to "user_upload_quiz"
     And I press "Upload"
     And wait for the page to be loaded
     Then I should see "Definition of oligarchy"

tests/behat/features/toolGroup.feature

@@ -79,7 +79,7 @@ Feature: Group tool
     Then I follow "Upload documents"
     Then I follow "Upload (Simple)"
     # File path is located in behat.yml
-    Then I attach the file "build/css/base.css" to "file"
+    Then I attach the file "/public/favicon.ico" to "file"
     Then wait for the page to be loaded
     Then I press "upload_submitDocument"
     Then wait for the page to be loaded

tests/behat/features/toolWork.feature

@@ -35,7 +35,7 @@ Feature: Work tool
     Then I should see "Upload a document"
     Then I follow "Upload (Simple)"
     Then I should see "File extension"
-    Then I attach the file "web/css/base.css" to "file"
+    Then I attach the file "/public/favicon.ico" to "file"
     And I press "Upload"
     And wait for the page to be loaded
     Then I should see "The file has been added to the list of publications"