docs: addTypenameDocumentTransform does not exist

addTypenameSelectionDocumentTransform is correct

Author: yosipy

website/src/pages/plugins/presets/preset-client.mdx

@@ -499,7 +499,7 @@ The `addTypenameSelectionDocumentTransform` document transform can be used for a
 
 ```ts filename="codegen.ts" {1,15}
 import { type CodegenConfig } from '@graphql-codegen/cli'
-import { addTypenameDocumentTransform } from '@graphql-codegen/client-preset'
+import { addTypenameSelectionDocumentTransform } from '@graphql-codegen/client-preset'
 
 const config: CodegenConfig = {
   schema: './**/*.graphqls',
@@ -512,7 +512,7 @@ const config: CodegenConfig = {
       presetConfig: {
         persistedDocuments: true
       },
-      documentTransforms: [addTypenameDocumentTransform]
+      documentTransforms: [addTypenameSelectionDocumentTransform]
     }
   }
 }