fix(sync-engine): Removes unique constraint from features & active entitlements (#262)

Author: vinagrito

packages/sync-engine/src/database/migrations/0042_remove_lookup_key_unique.sql

@@ -0,0 +1,7 @@
+
+ALTER TABLE stripe.active_entitlements 
+DROP CONSTRAINT IF EXISTS active_entitlements_lookup_key_key;
+
+
+ALTER TABLE stripe.features 
+DROP CONSTRAINT IF EXISTS features_lookup_key_key;