fix: correct MongoDB collection names for warehouse and uom

scm_warehouses -> scm_warehouse
scm_uom_master -> scm_uom_group

app/constants.py

@@ -6,5 +6,5 @@ Constants for sync worker microservice.
 SCM_CATALOGUE_COLLECTION = "scm_catalogues"
 SCM_EMPLOYEES_COLLECTION = "scm_employees"
 SCM_MERCHANTS_COLLECTION = "scm_merchants"
-SCM_WAREHOUSES_COLLECTION = "scm_warehouses"
-SCM_UOM_COLLECTION = "scm_uom_master"
+SCM_WAREHOUSES_COLLECTION = "scm_warehouse"
+SCM_UOM_COLLECTION = "scm_uom_group"