docs: general fixes to references (#5653)

* fixed typedoc plugin's escape strategy

* move props comments to the associated property

* regenerate references

www/apps/docs/content/references/services/classes/OrderService.mdx

@@ -184,7 +184,7 @@ import ParameterTypes from "@site/src/components/ParameterTypes"
   },
   {
     "name": "orderRepository_",
-    "type": "Repository<[Order](Order.mdx)> & `{ findOneWithRelations: Method findOneWithRelations ; findWithRelations: Method findWithRelations  }`",
+    "type": "Repository<[Order](Order.mdx)> & ``{ findOneWithRelations: Method findOneWithRelations ; findWithRelations: Method findWithRelations  }``",
     "description": "",
     "optional": false,
     "defaultValue": "",
@@ -1794,7 +1794,7 @@ ___
 <ParameterTypes parameters={[
   {
     "name": "err",
-    "type": "`Record<string, unknown>` \\| `&#123; code: string  &#125;`",
+    "type": "`Record<string, unknown>` \\| ``{ code: string  }``",
     "description": "",
     "optional": false,
     "defaultValue": "",
@@ -2032,7 +2032,7 @@ ___
 
 ### validateFulfillmentLineItem
 
-`Protected **validateFulfillmentLineItem**(item, quantity): `null` \| [LineItem](LineItem.mdx)`
+`Protected **validateFulfillmentLineItem**(item, quantity): null \| [LineItem](LineItem.mdx)`
 
 Checks that a given quantity of a line item can be fulfilled. Fails if the
 fulfillable quantity is lower than the requested fulfillment quantity.
@@ -2064,12 +2064,12 @@ quantity from the quantity that was originally purchased.
 
 #### Returns
 
-``null`` \| [LineItem](LineItem.mdx)
+`null` \| [LineItem](LineItem.mdx)
 
 <ParameterTypes parameters={[
   {
-    "name": "`null` \\| LineItem",
-    "type": "``null`` \\| [LineItem](LineItem.mdx)",
+    "name": "null \\| LineItem",
+    "type": "`null` \\| [LineItem](LineItem.mdx)",
     "optional": true,
     "defaultValue": "",
     "description": "a line item that has the requested fulfillment quantity\n  set.",