* Use consistent architecture naming
* Change usage to sysroot-creator.sh {build,upload} <arch>
* Merge sysroot-creator-bullseye.sh into sysroot-creator.sh
since we've only had 1 sysroot for >5 years.
* Remove some unneeded commands like PrintDistro/PrintRelease
* Update references from docs and other scripts
Bug: None
Change-Id: I4809de50a03557df533d1f502f15e5acf793c6a1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4535715
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Thomas Anderson <thomasanderson@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1145773}