Feat(medusa-test-utils, utils, pricing, product, link-modules): upgrade mikro orm version to latest (#5985)

* update mikro-orm version

* add changeset

* update product tests

* add optional number serializer util

* upgrade cart mikro-orm versions

* clean up test

packages/product/integration-tests/__tests__/module.ts

@@ -181,8 +181,10 @@ describe("Product module", function () {
 
     it("should have a connection that is the shared connection", async () => {
       expect(
-        (module as any).baseRepository_.manager_.getConnection().client
-      ).toEqual(sharedPgConnection)
+        JSON.stringify(
+          (module as any).baseRepository_.manager_.getConnection().client
+        )
+      ).toEqual(JSON.stringify(sharedPgConnection))
     })
   })
 

packages/product/integration-tests/__tests__/services/product-module-service/products.spec.ts

@@ -265,8 +265,8 @@ describe("ProductModuleService products", function () {
               sku: createdVariant.sku,
               allow_backorder: false,
               manage_inventory: true,
-              inventory_quantity: "100",
-              variant_rank: "0",
+              inventory_quantity: 100,
+              variant_rank: 0,
               options: expect.arrayContaining([
                 expect.objectContaining({
                   id: expect.any(String),