Optimize retrieving repos for entries when rendering the project panel (#2493)

This fixes slowness in rendering the project panel due to retrieving the
repository for a given entry.

Release Notes:

* Fixed a lag that would occur when lots of files changed on disk while
the project panel was open (preview only).
01a3e49946Max Brunsfeld committed on 5/19/2023, 6:46:32 PM· committed by GitHubparentsd480555729a93d
2 files changedLine totals unavailable