topotato: make start script work with cProfile

`cProfile` doesn't like `-mmodule`, wants `-m module` instead.

Signed-off-by: David Lamparter <[email protected]>

run_userns.sh

@@ -18,7 +18,7 @@ if [ "$1" = "ns_inner" ]; then
 
 	ip link set lo up
 
-	exec ${PYTHON:-python3} -mpytest "$@"
+	exec ${PYTHON:-python3} -m pytest "$@"
 else
 	exec unshare -U -m -p -n -r -f --mount-proc tini -g "$0" -- ns_inner "$@"
 fi