feat(medusa): Allow to query order/product by SC (#1867)

**What**

Allow to query the products and orders by sales channels

**How**

Updating the existing end points and repositories  (if necessary) to take a new query params that is sales_channel_id as an array of string

**Tests**

Add new integration tests

Fixes CORE-295
Fixes CORE-288

packages/medusa/src/models/product.ts

@@ -146,7 +146,7 @@ export class Product extends SoftDeletableEntity {
   metadata: Record<string, unknown> | null
 
   @FeatureFlagDecorators("sales_channels", [
-    ManyToMany(() => SalesChannel, { cascade: true }),
+    ManyToMany(() => SalesChannel, { cascade: ["remove", "soft-remove"] }),
     JoinTable({
       name: "product_sales_channel",
       joinColumn: {