Don't skip conditional exception on includes (#39377)

* task_executor.py: Raise 'conditional exception' in case of 'include_*'

Fixes #33632

Signed-off-by: Patrick Ringl <patrick_@freenet.de>

* Re-organize tests, add static include test with undefined var

* Remove unnecessary conditional

lib/ansible/executor/task_executor.py

@@ -471,9 +471,7 @@ class TaskExecutor:
             # loop error takes precedence
             if self._loop_eval_error is not None:
                 raise self._loop_eval_error  # pylint: disable=raising-bad-type
-            # skip conditional exception in the case of includes as the vars needed might not be available except in the included tasks or due to tags
-            if self._task.action not in ['include', 'include_tasks', 'include_role']:
-                raise
+            raise
 
         # Not skipping, if we had loop error raised earlier we need to raise it now to halt the execution of this task
         if self._loop_eval_error is not None: