fix networking path (#81295)

* now uses class property instead of only relying on network_os variable

---------

Co-authored-by: Martin Krizek <martin.krizek@gmail.com>

changelogs/fragments/forced_local+fix+.yml

@@ -0,0 +1,2 @@
+bugfixes:
+  - core will now also look at the connection plugin to force 'local' interpreter for networking path compatibility as just ansible_network_os could be misleading.

lib/ansible/executor/task_executor.py

@@ -595,9 +595,9 @@ class TaskExecutor:
         # feed back into pc to ensure plugins not using get_option can get correct value
         self._connection._play_context = self._play_context.set_task_and_variable_override(task=self._task, variables=vars_copy, templar=templar)
 
-        # TODO: eventually remove this block as this should be a 'consequence' of 'forced_local' modules
+        # TODO: eventually remove this block as this should be a 'consequence' of 'forced_local' modules, right now rely on remote_is_local connection
         # special handling for python interpreter for network_os, default to ansible python unless overridden
-        if 'ansible_network_os' in cvars and 'ansible_python_interpreter' not in cvars:
+        if 'ansible_python_interpreter' not in cvars and 'ansible_network_os' in cvars and getattr(self._connection, '_remote_is_local', False):
             # this also avoids 'python discovery'
             cvars['ansible_python_interpreter'] = sys.executable