[BLD-247] Add propagation time in domain restrictions in project settings page (#8025)

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## PR-Codex overview
This PR focuses on enhancing the `bottomText` property of the `SettingsCard` component in the `ProjectGeneralSettingsPage.tsx` file to provide clearer information about domain restrictions for web applications.

### Detailed summary
- Changed `bottomText` from a string to a React fragment.
- Updated `bottomText` to include additional information: "Changes to domain restrictions may take up to 5 minutes to take effect."

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

* **Documentation**
  * Clarified Allowed Domains setting copy to note it's only applicable for web applications.
  * Added guidance that domain restriction changes may take up to 5 minutes to propagate.
  * Purely a UI copy update; no functional or behavioral changes.
  * Improves in-app guidance and reduces configuration confusion.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Author: MananTank

apps/dashboard/src/app/(app)/team/[team_slug]/[project_slug]/(sidebar)/settings/ProjectGeneralSettingsPage.tsx

@@ -539,7 +539,12 @@ function AllowedDomainsSetting(props: {
 
   return (
     <SettingsCard
-      bottomText="This is only applicable for web applications"
+      bottomText={
+        <>
+          This is only applicable for web applications. Changes to domain
+          restrictions may take up to 5 minutes to take effect
+        </>
+      }
       errorText={form.getFieldState("domains", form.formState).error?.message}
       header={{
         description: