Change Details

This simple change improves the perf of `useChatMentionSearchIndex` by 45% in my local environment. Before this it takes an average of 1777.5ms, but after it takes an average of 978ms.

This simple change improves the perf of `useChatMentionSearchIndex` by 45% in my local environment. Before this it takes an average of 1777.5ms, but after it takes an average of 978ms. Linear task: [ENG-5480](https://linear.app/comm/issue/ENG-5480/investigate-chatmentioncontextprovider-tti-regression)

This simple change improves the perf of `useChatMentionSearchIndex` by 45% in my local environment. Before this it takes an average of 1777.5ms, but after it takes an average of 978ms. Linear task: [ENG-5480](https://linear.app/comm/issue/ENG-5480/investigate-chatmentioncontextprovider-tti-regression)