We don't use a venv for this test, remove it.

--- a/test/test_aslr.py
+++ b/test/test_aslr.py
@@ -9,9 +9,7 @@
 	This indicates that re-exec makes ASLR work
 	"""
 	map_script = (Path(request.node.fspath).parent / "parent_dropbear_map.py").resolve()
-	# run within the same venv, for python deps
-	activate = own_venv_command()
-	cmd = f"{activate}; {map_script}"
+	cmd = f"{map_script}"
 	print(cmd)
 	r = dbclient(request, cmd, capture_output=True, text=True)
 	map1 = r.stdout.rstrip()