Fix flawed unist-util-visit usage (#1447)

* Fix issue on `publishLocalFiles`

* Lint cml.js

* Lint cml.js

Author: 0x2b3bfa0

src/cml.js

@@ -213,7 +213,9 @@ class CML {
     const publishLocalFiles = async (tree) => {
       const nodes = [];
 
-      visit(tree, ['definition', 'image', 'link'], (node) => nodes.push(node));
+      visit(tree, ['definition', 'image', 'link'], (node) => {
+        nodes.push(node);
+      });
 
       const isWatermark = (node) => {
         return node.title && node.title.startsWith('CML watermark');