shortcuts: Update app title

Bug: b:216049298
Change-Id: Iea8b9aba33aad597535a98d248804f41c6917cc1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4567796


Commit-Queue: Jimmy Gong <jimmyxgong@chromium.org>
Reviewed-by: David Padlipsky <dpad@google.com>
Auto-Submit: Jimmy Gong <jimmyxgong@chromium.org>
Commit-Queue: David Padlipsky <dpad@google.com>
Cr-Commit-Position: refs/heads/main@{#1149413}