infra: Rearrange Goma RBE builders in luci-scheduler.cfg

- Order trigger list alphabetically
- Order job list by OS and category (ToT/Staging/Prod)

Bug: 913249
Change-Id: I9d595bc93181f3d14ad0fc179c114588d0d7465d
Reviewed-on: https://chromium-review.googlesource.com/c/1411193
Reviewed-by: Shinya Kawanaka <shinyak@chromium.org>
Reviewed-by: Ryan Tseng <hinoka@chromium.org>
Commit-Queue: Simon Que <sque@chromium.org>
Cr-Commit-Position: refs/heads/master@{#623569}
1 file changed