chore(core): replace integration icon color (#12365)

chore(core): replace integration icon color

feat(core): track for calendar integration

<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit

- **Style**
  - Updated icon color in workspace integration card for improved visual consistency.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

packages/frontend/core/src/desktop/dialogs/setting/workspace-setting/integration/card.css.ts

@@ -40,6 +40,7 @@ export const cardIcon = style({
   display: 'flex',
   alignItems: 'center',
   justifyContent: 'center',
+  color: cssVarV2.icon.monotone,
 });
 export const cardContent = style([
   spaceY,