"autoSize" is undefined in the zh_cn language.

[angelofan]

Describe the bug
"autoSize" is undefined in the zh_cn language.

To Reproduce

suneditor/src/lang/Lang.d.ts

Lines 122 to 124 in 0ae7613

	resize25: string;
	autoSize: string;
	mirrorHorizontal: string;

suneditor/src/lang/zh_cn.js

Lines 145 to 146 in 0ae7613

	resize25: '放大 25%',
	mirrorHorizontal: '翻转左右',

Expected behavior
Add this between resize25 and mirrorHorizontal in suneditor/src/lang/zh_cn.js:

autoSize: '自动调整大小',

Screenshots

Additional context
List some other Chinese translations with the same meaning:

• 自动调整尺寸
• 自动调整
• 自动尺寸
• 重置大小
• 重置尺寸
• 恢复默认