[PR #8325/feb443d2 backport][stable-7] Fix django_manage tests (#8327)

Fix django_manage tests (#8325)

Ensure that manage.py is executable.

(cherry picked from commit feb443d260)

Co-authored-by: Felix Fontein <felix@fontein.de>

tests/integration/targets/django_manage/tasks/main.yaml

@@ -43,6 +43,11 @@
     chdir: "{{ tmp_django_root.path }}/startproj"
     cmd: "{{ tmp_django_root.path }}/venv/bin/django-admin startapp app1"
 
+- name: Make manage.py executable
+  file:
+    path: "{{ tmp_django_root.path }}/startproj/test_django_manage_1/manage.py"
+    mode: "0755"
+
 - name: Check
   community.general.django_manage:
     project_path: "{{ tmp_django_root.path }}/startproj/test_django_manage_1"