[Feature] Preserve the watermark configuration settings #11392
Description
1Panel Version
v2.0.15
Please describe your needs or suggestions for improvements
只要停用后，原先启动自定义的样式就没了，需要重新设置。
建议保留已自定义后的样式内容
Please describe the solution you suggest
No response
Additional Information
如不保留水印自定义内容是设计之初不可变动的方案，清忽略并关闭此 issue