Add timeout for e2e process waiting

Signed-off-by: Juan Luis Cano Rodríguez <juan_luis_cano@mckinsey.com>

features/jupyter.feature

@@ -22,6 +22,6 @@ Feature: Jupyter targets in new project
     Given I have added a test jupyter notebook
     When I execute the test jupyter notebook and save changes
     And I execute the kedro jupyter command "convert --all"
-    And Wait until the process is finished
+    And Wait until the process is finished for up to "120" seconds
     Then I should get a successful exit code
     And Code cell with node tag should be converted into kedro node

features/steps/cli_steps.py

@@ -352,10 +352,10 @@ def wait_for_notebook_to_run(context, timeout):
         raise TimeoutError("Failed to run Jupyter server in time")
 
 
-@when("Wait until the process is finished")
-def wait(context):
+@when('Wait until the process is finished for up to "{timeout:d}" seconds')
+def wait(context, timeout):
     """Wait for child process to terminate."""
-    context.result.wait()
+    context.result.wait(timeout)
 
 
 @when("I execute the test jupyter notebook and save changes")