feat: add isCloud guard to team workspaces feature flag (#8192)

Ensures the team_workspaces_enabled feature flag only returns true when
running in cloud environment, preventing the feature from activating in
local/desktop installations.

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-8192-feat-add-isCloud-guard-to-team-workspaces-feature-flag-2ee6d73d3650810bb1d7c1721ebcdd44)
by [Unito](https://www.unito.io)

---------

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>
Co-authored-by: GitHub Action <action@github.com>

src/composables/useFeatureFlags.ts

@@ -1,5 +1,6 @@
 import { computed, reactive, readonly } from 'vue'
 
+import { isCloud } from '@/platform/distribution/types'
 import { remoteConfig } from '@/platform/remoteConfig/remoteConfig'
 import { api } from '@/scripts/api'
 
@@ -95,6 +96,8 @@ export function useFeatureFlags() {
       )
     },
     get teamWorkspacesEnabled() {
+      if (!isCloud) return false
+
       return (
         remoteConfig.value.team_workspaces_enabled ??
         api.getServerFeature(ServerFeatureFlag.TEAM_WORKSPACES_ENABLED, false)