Add highlighting for go.work (#7142)

<img width="617" alt="image"
src="https://github.com/zed-industries/zed/assets/45585937/ecb28152-db02-450e-bc81-395abd1c1eef">

Release Notes:

- Added  highlighting for go.work
5d85801d1fd1y committed on 1/31/2024, 7:11:03 PM· committed by GitHubparentebdabb9
6 files changedLine totals unavailable