fixed code block bugs

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client/js/components/editor-codeblock.js

@@ -50,6 +50,7 @@ module.exports = (mde, mdeModalOpenState) => {
     },
     methods: {
       open: (ev) => {
+        mdeModalOpenState = true;
         $('#modal-editor-codeblock').addClass('is-active')
 
         _.delay(() => {