test: rename TSA signing UUID placeholders

Signed-off-by: Vitor Mattos <1079143+vitormattos@users.noreply.github.com>

Author: vitormattos

tests/integration/features/sign/tsa.feature

@@ -28,9 +28,9 @@ Feature: TSA Integration - End-to-End Workflow
     Then the response should be a JSON array with the following mandatory values
       | key                        | value             |
       | (jq).ocs.data.data[0].name | TSA Document Test |
-    And fetch field "(SIGN_UUID)ocs.data.data.0.signers.0.sign_uuid" from previous JSON response
+    And fetch field "(SIGN_REQUEST_UUID)ocs.data.data.0.signers.0.sign_request_uuid" from previous JSON response
     And fetch field "(FILE_UUID)ocs.data.data.0.uuid" from previous JSON response
-    When sending "post" to ocs "/apps/libresign/api/v1/sign/uuid/<SIGN_UUID>"
+    When sending "post" to ocs "/apps/libresign/api/v1/sign/uuid/<SIGN_REQUEST_UUID>"
       | method | clickToSign |
     Then the response should have a status code 200
     And the response should be a JSON array with the following mandatory values
@@ -66,8 +66,8 @@ Feature: TSA Integration - End-to-End Workflow
       | name  | TSA Error Test                                  |
     And as user "signer1"
     And sending "get" to ocs "/apps/libresign/api/v1/file/list?details=1"
-    And fetch field "(SIGN_UUID)ocs.data.data.0.signers.0.sign_uuid" from previous JSON response
-    And sending "post" to ocs "/apps/libresign/api/v1/sign/uuid/<SIGN_UUID>"
+    And fetch field "(SIGN_REQUEST_UUID)ocs.data.data.0.signers.0.sign_request_uuid" from previous JSON response
+    And sending "post" to ocs "/apps/libresign/api/v1/sign/uuid/<SIGN_REQUEST_UUID>"
       | method | clickToSign |
     Then the response should have a status code 422
     And the response should be a JSON array with the following mandatory values