Revert "SaaS fixes (#6578)"

This reverts commit ddf78d11ae.

testing/cucumber/requirements.in

@@ -5,3 +5,12 @@ pypdf
 reportlab
 PyCryptodome
 qrcode[pil]
+# PAYG cucumber scenarios inspect shadow rows directly against the
+# saas-profile Postgres container — see testing/cucumber/features/steps/payg_step_definitions.py.
+# Loaded by the saas-cucumber CI job only; main behave run doesn't touch it.
+psycopg[binary]
+# psycopg declares `typing-extensions>=4.6` under a Python-version marker that
+# pip-compile leaves unpinned, which trips `--require-hashes`. Listing it here
+# forces pip-compile to lock it to a concrete version with a hash. Without this,
+# both saas-cucumber and the main docker-compose-tests fail on `pip install`.
+typing-extensions