Fix hints

Author: LC43

src/Rest/DuplicateController.php

@@ -100,7 +100,7 @@ public function create_item( $request ) {
 					'status' => 403,
 					'hint'   => sprintf(
 						/* translators: %s: post type slug */
-						__( "Add 'show_in_rest' => true under the 'duplicate' section in the model config for '%s' in src/models/.", 'saltus-framework' ),
+						__( "Add 'show_in_rest' => true under 'features' => [ 'duplicate' => ... ] in the model config for '%s' in src/models/.", 'saltus-framework' ),
 						$post->post_type
 					),
 				]

src/Rest/ExportController.php

@@ -98,7 +98,7 @@ public function get_item( $request ) {
 					'status' => 403,
 					'hint'   => sprintf(
 						/* translators: %s: post type slug */
-						__( "Add 'show_in_rest' => true under the 'single_export' section in the model config for '%s' in src/models/.", 'saltus-framework' ),
+						__( "Add 'show_in_rest' => true under 'features' => [ 'single_export' => ... ] in the model config for '%s' in src/models/.", 'saltus-framework' ),
 						$post->post_type
 					),
 				]