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/Discount.mdx

@@ -39,7 +39,7 @@ A discount can be applied to a cart for promotional purposes.
   },
   {
     "name": "deleted_at",
-    "type": "``null`` \\| `Date`",
+    "type": "`null` \\| `Date`",
     "description": "The date with timezone at which the resource was deleted.",
     "optional": false,
     "defaultValue": "",
@@ -48,7 +48,7 @@ A discount can be applied to a cart for promotional purposes.
   },
   {
     "name": "ends_at",
-    "type": "``null`` \\| `Date`",
+    "type": "`null` \\| `Date`",
     "description": "The time at which the discount can no longer be used.",
     "optional": false,
     "defaultValue": "",
@@ -165,7 +165,7 @@ A discount can be applied to a cart for promotional purposes.
   },
   {
     "name": "usage_limit",
-    "type": "``null`` \\| `number`",
+    "type": "`null` \\| `number`",
     "description": "The maximum number of times that a discount can be used.",
     "optional": false,
     "defaultValue": "",
@@ -174,7 +174,7 @@ A discount can be applied to a cart for promotional purposes.
   },
   {
     "name": "valid_duration",
-    "type": "``null`` \\| `string`",
+    "type": "`null` \\| `string`",
     "description": "Duration the discount runs between",
     "optional": false,
     "defaultValue": "",