fix: update paths in README and test files to reflect new directory structure

Author: andrewleith

scripts/sms_pricing/README.md

@@ -2,7 +2,7 @@
 
 This folder contains source files and tooling to regenerate:
 
-- `notifications_utils/international_billing_rates.yml`
+- `/international_billing_rates.yml`
 
 from:
 
@@ -27,10 +27,10 @@ from:
 From repo root:
 
 ```bash
-/home/vscode/.venv/workspace/bin/python notifications_utils/international_billing_rates_updater.py
+/home/vscode/.venv/workspace/bin/python scripts/sms_pricing/international_billing_rates_updater.py
 ```
 
-This command now uses sensible defaults for all input/output file paths.
+This command uses defaults for all input/output file paths.
 
 If defaults ever need to change, edit the constants at the top of:
 

…s/international_billing_rates_updater.py …g/international_billing_rates_updater.pynotifications_utils/international_billing_rates_updater.py renamed to scripts/sms_pricing/international_billing_rates_updater.py notifications_utils/international_billing_rates_updater.py renamed to scripts/sms_pricing/international_billing_rates_updater.py

@@ -1,5 +1,5 @@
 import pytest
-from notifications_utils.international_billing_rates_updater import (
+from scripts.sms_pricing.international_billing_rates_updater import (
     DEFAULT_ALLOW_LIST_PATH,
     DEFAULT_DLR_SNAPSHOT_PATH,
     DEFAULT_OUTPUT_PATH,