Sync Pipfile.lock based on latest Pipfile

When running `pipenv install` locally, `pipenv` triggers a warning that the
lockfile is out of sync, and starts regenerating the `Pipfile.lock` file.

This change syncs these files, and updates dependencies based on a fresh run of
`pipenv lock --dev`.

Pipfile

@@ -65,6 +65,8 @@ zxing-cpp = {version = "*", platform_machine = "== 'x86_64'"}
 scipy = "==1.8.1"
 # v4 brings in extra dependencies for features not used here
 reportlab = "==3.6.12"
+# Pin this until piwheels is building a newer version (see https://www.piwheels.org/project/cryptography/)
+cryptography = "==40.0.1"
 
 [dev-packages]
 # Linting