if Django project root points to a directory outside of module, make sure we have a module from data context when gathering manage.py tasks (PY-8288)

python/psi-api/src/com/jetbrains/python/psi/resolve/QualifiedNameResolver.java

@@ -44,4 +44,6 @@ public interface QualifiedNameResolver {
   QualifiedNameResolver withContext(QualifiedNameResolveContext context);
 
   QualifiedNameResolver withoutForeign();
+
+  Module getModule();
 }

python/src/com/jetbrains/python/psi/resolve/QualifiedNameResolverImpl.java

@@ -329,4 +329,9 @@ public class QualifiedNameResolverImpl implements RootVisitor, QualifiedNameReso
     }
     return seeker;
   }
+
+  @Override
+  public Module getModule() {
+    return myContext.getModule();
+  }
 }