chore: pricing models uses standardized relationships attributes (#6767)

what:

- all relationships under all models are standardized

packages/pricing/integration-tests/__fixtures__/price-list-rules/data.ts

@@ -1,12 +1,12 @@
 export const defaultPriceListRuleData = [
   {
     id: "price-list-rule-1",
-    price_list: "price-list-1",
-    rule_type: "rule-type-1",
+    price_list_id: "price-list-1",
+    rule_type_id: "rule-type-1",
   },
   {
     id: "price-list-rule-2",
-    price_list: "price-list-1",
-    rule_type: "rule-type-2",
+    price_list_id: "price-list-1",
+    rule_type_id: "rule-type-2",
   },
 ]

packages/pricing/integration-tests/__fixtures__/price-set-money-amount/data.ts

@@ -2,22 +2,22 @@ export const defaultPriceSetMoneyAmountsData = [
   {
     id: "price-set-money-amount-USD",
     title: "price set money amount USD",
-    price_set: "price-set-1",
-    money_amount: "money-amount-USD",
+    price_set_id: "price-set-1",
+    money_amount_id: "money-amount-USD",
     rules_count: 1,
   },
   {
     id: "price-set-money-amount-EUR",
     title: "price set money amount EUR",
-    price_set: "price-set-2",
-    money_amount: "money-amount-EUR",
+    price_set_id: "price-set-2",
+    money_amount_id: "money-amount-EUR",
     rules_count: 1,
   },
   {
     id: "price-set-money-amount-CAD",
     title: "price set money amount CAD",
-    price_set: "price-set-3",
-    money_amount: "money-amount-CAD",
+    price_set_id: "price-set-3",
+    money_amount_id: "money-amount-CAD",
     rules_count: 1,
   },
 ]

packages/pricing/integration-tests/__fixtures__/price-set/index.ts

@@ -23,7 +23,7 @@ export async function createPriceSets(
     for (let moneyAmount of moneyAmountsData) {
       const psma = manager.create(PriceSetMoneyAmount, {
         price_set: priceSet,
-        money_amount: moneyAmount.id,
+        money_amount_id: moneyAmount.id,
         title: "test",
       })