Bump version to 5.57.4

Yukaii · Yukaii · commit a0f623e6fb58 · 2021-01-25T16:47:35.000+08:00
diff --git a/package.json b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hackmd/codemirror",
-  "version": "5.57.3",
+  "version": "5.57.4",
   "main": "lib/codemirror.js",
   "style": "lib/codemirror.css",
   "author": {
