chore: add TODO comment for next major

Author: balazsorban44

packages/next-auth/src/react/index.tsx

@@ -175,7 +175,11 @@ export async function getProviders() {
 export async function signIn<
   P extends RedirectableProviderType | undefined = undefined
 >(
-  provider?: LiteralUnion<P extends RedirectableProviderType ? P | BuiltInProviderType : BuiltInProviderType>,
+  provider?: LiteralUnion<
+    P extends RedirectableProviderType
+      ? P | BuiltInProviderType
+      : BuiltInProviderType
+  >,
   options?: SignInOptions,
   authorizationParams?: SignInAuthorizationParams
 ): Promise<
@@ -224,6 +228,7 @@ export async function signIn<
 
   const data = await res.json()
 
+  // TODO: Do not redirect for Credentials and Email providers by default in next major
   if (redirect || !isSupportingReturn) {
     const url = data.url ?? callbackUrl
     window.location.href = url