AC-375: WYSIWYG panel resize small in category

- remove addCommand from tinymce static test

Author: krissyhiserote

dev/tests/static/testsuite/Magento/Test/Js/_files/eslint/.eslintrc-tinymce

@@ -2,10 +2,6 @@
     "rules": {
         'no-restricted-syntax': [
             'error',
-            {
-                message: "addCommand is removed. Update code to be compatible with tinymce5",
-                selector: "CallExpression[callee.object.name='editor'][callee.property.name='addCommand']"
-            },
             {
                 message: "addButton is removed. Update code to be compatible with tinymce5",
                 selector: "CallExpression[callee.object.name='editor'][callee.property.name='addButton']"