feat(medusa, admin-ui): add description field to product categories (#3768)

* feat(medusa): add description field to product categories

* chore: set nullable to false

* chore: added UI for description

* chore: added codegen files

integration-tests/api/__tests__/store/product-category.ts

@@ -38,6 +38,7 @@ describe("/store/product-categories", () => {
   beforeEach(async () => {
     productCategoryParent = await simpleProductCategoryFactory(dbConnection, {
       name: "category parent",
+      description: "test description",
       is_active: true,
       is_internal: false,
       rank: 0,
@@ -93,7 +94,7 @@ describe("/store/product-categories", () => {
       const api = useApi()
 
       const response = await api.get(
-        `/store/product-categories/${productCategory.id}?fields=handle,name`,
+        `/store/product-categories/${productCategory.id}?fields=handle,name,description`,
       )
 
       expect(response.data.product_category).toEqual(
@@ -101,10 +102,12 @@ describe("/store/product-categories", () => {
           id: productCategory.id,
           handle: productCategory.handle,
           name: productCategory.name,
+          description: "",
           parent_category: expect.objectContaining({
             id: productCategoryParent.id,
             handle: productCategoryParent.handle,
             name: productCategoryParent.name,
+            description: "test description"
           }),
           category_children: [
             expect.objectContaining({