Updates Client Preset Persisted Documents documentation with hashAlgorithm options (#9760)

Author: schweetheart

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

@@ -491,6 +491,29 @@ console.log(response.status)
 console.log(await response.json())
 ```
 
+### Hashing algorithm
+
+To override the default hash algorithm of sha1 set `persistedDocuments.hashAlgorithm`
+
+```ts filename="codegen.ts" {10-12}
+import { type CodegenConfig } from '@graphql-codegen/cli'
+
+const config: CodegenConfig = {
+  schema: 'schema.graphql',
+  documents: ['src/**/*.tsx'],
+  generates: {
+    './src/gql/': {
+      preset: 'client',
+      presetConfig: {
+        persistedDocuments: {
+          hashAlgorithm: 'sha256'
+        }
+      }
+    }
+  }
+}
+```
+
 ### Normalized Caches (urql and Apollo Client)
 
 Urql is a popular GraphQL client that utilizes a normalized cache.