Apply new ESLint rules to legacy code

js/modules/auto_orient_image.js

@@ -7,17 +7,13 @@ const DEFAULT_JPEG_QUALITY = 0.85;
 // Documentation for `options` (`LoadImageOptions`):
 // https://github.com/blueimp/JavaScript-Load-Image/tree/v2.18.0#options
 exports.autoOrientImage = (fileOrBlobOrURL, options = {}) => {
-  const optionsWithDefaults = Object.assign(
-    {
-      type: 'image/jpeg',
-      quality: DEFAULT_JPEG_QUALITY,
-    },
-    options,
-    {
-      canvas: true,
-      orientation: true,
-    }
-  );
+  const optionsWithDefaults = {
+    type: 'image/jpeg',
+    quality: DEFAULT_JPEG_QUALITY,
+    ...options,
+    canvas: true,
+    orientation: true,
+  };
 
   return new Promise((resolve, reject) => {
     loadImage(