docs: TSDoc + reference of fulfillment service (#5761)

www/apps/docs/content/references/inventory/types/Exclude.mdx

@@ -10,7 +10,7 @@ import ParameterTypes from "@site/src/components/ParameterTypes"
 
 Exclude from T those types that are assignable to U
 
-#### Type Parameters
+## Type Parameters
 
 <ParameterTypes parameters={[
   {

www/apps/docs/content/references/inventory/types/InventoryItemDTO.mdx

@@ -8,7 +8,7 @@ import ParameterTypes from "@site/src/components/ParameterTypes"
 
  **InventoryItemDTO**: `Object`
 
-#### Type declaration
+## Type declaration
 
 <ParameterTypes parameters={[
   {

www/apps/docs/content/references/inventory/types/InventoryLevelDTO.mdx

@@ -8,7 +8,7 @@ import ParameterTypes from "@site/src/components/ParameterTypes"
 
  **InventoryLevelDTO**: `Object`
 
-#### Type declaration
+## Type declaration
 
 <ParameterTypes parameters={[
   {

www/apps/docs/content/references/inventory/types/JoinerRelationship.mdx

@@ -8,7 +8,7 @@ import ParameterTypes from "@site/src/components/ParameterTypes"
 
  **JoinerRelationship**: `Object`
 
-#### Type declaration
+## Type declaration
 
 <ParameterTypes parameters={[
   {

www/apps/docs/content/references/inventory/types/Omit.mdx

@@ -10,7 +10,7 @@ import ParameterTypes from "@site/src/components/ParameterTypes"
 
 Construct a type with the properties of T except for those in type K.
 
-#### Type Parameters
+## Type Parameters
 
 <ParameterTypes parameters={[
   {

www/apps/docs/content/references/inventory/types/Partial.mdx

@@ -10,7 +10,7 @@ import ParameterTypes from "@site/src/components/ParameterTypes"
 
 Make all properties in T optional
 
-#### Type Parameters
+## Type Parameters
 
 <ParameterTypes parameters={[
   {

www/apps/docs/content/references/inventory/types/Pick.mdx

@@ -10,7 +10,7 @@ import ParameterTypes from "@site/src/components/ParameterTypes"
 
 From T, pick a set of properties whose keys are in the union K
 
-#### Type Parameters
+## Type Parameters
 
 <ParameterTypes parameters={[
   {

www/apps/docs/content/references/inventory/types/Record.mdx

@@ -10,7 +10,7 @@ import ParameterTypes from "@site/src/components/ParameterTypes"
 
 Construct a type with a set of properties K of type T
 
-#### Type Parameters
+## Type Parameters
 
 <ParameterTypes parameters={[
   {

www/apps/docs/content/references/inventory/types/ReservationItemDTO.mdx

@@ -10,7 +10,7 @@ import ParameterTypes from "@site/src/components/ParameterTypes"
 
 Represents a reservation of an inventory item at a stock location
 
-#### Type declaration
+## Type declaration
 
 <ParameterTypes parameters={[
   {