fix: 🐛 混合模式左侧菜单图标样式优化，顶部模式tagsView宽度样式问题修复

Former-commit-id: ee8da4939e9981aae62fbfec78fe2d9474d1a9ac

src/styles/dark.scss

@@ -39,11 +39,6 @@ html.dark {
     background-color: var(--el-color-primary-dark);
   }
 
-  .svg-icon,
-  svg {
-    fill: var(--el-text-color-regular);
-  }
-
   .sidebar-container {
     .el-menu-item.is-active .svg-icon {
       fill: var(--el-color-primary);

src/styles/sidebar.scss

@@ -91,10 +91,6 @@
     .sidebar-container {
       width: 54px !important;
 
-      .svg-icon {
-        margin-right: 0;
-      }
-
       .header {
         .logo-wrap {
           width: 54px !important;