[BUG] 刷新后 workbench.colorCustomizations 配置项未生效

[pipiiiiii]

描述你的问题（Describe the bug）

修改 workbench.colorCustomizations 配置项，刷新后颜色恢复为主题颜色，配置未生效

复现路径（To Reproduce）

1. 修改 workbench.colorCustomizations 配置项 "workbench.colorCustomizations": { "tab.activeBackground": "#282c34", "tab.activeBorder": "#39ADB5", "activityBar.background": "#282c34", "sideBar.background": "#282c34", "terminal.background": "#282c34" }
2. 刷新页面

预期表现（Expected behavior）

颜色保持一致，不会变更

环境信息（Environment）

• OS: [e.g. macOS 11.2 Apple M1/Windows10/Windows11]
• Browser: [e.g. chrome, safari, electron]
• OpenSumi Version: [e.g. 2.13.0]