Update changelog

Author: thecrypticace

packages/vscode-tailwindcss/CHANGELOG.md

@@ -4,7 +4,7 @@
 
 - Add a source to all emitted diagnostics ([#1491](https://github.com/tailwindlabs/tailwindcss-intellisense/pull/1491))
 - Improve performance in large files ([#1507](https://github.com/tailwindlabs/tailwindcss-intellisense/pull/1507))
-- Improve utility lookup performance when using v4 ([#1509](https://github.com/tailwindlabs/tailwindcss-intellisense/pull/1509))
+- Improve utility lookup performance when using v4 ([#1509](https://github.com/tailwindlabs/tailwindcss-intellisense/pull/1509), [#1512](https://github.com/tailwindlabs/tailwindcss-intellisense/pull/1512))
 
 ## 0.14.29