Update pip requirements to pass stage2 and stage3 in all modules

Change-Id: I90784e73f92a035d1dea900df61aa6078f595c5a
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/requirements.in b/requirements.in
index 1dd93f6..fc7352b 100644
--- a/requirements.in
+++ b/requirements.in
@@ -26,6 +26,7 @@
 gnocchiclient
 humanfriendly
 lxml
+packaging==23.1
 prometheus-api-client
 prometheus-client
 python-ceilometerclient