Revert "[FilesCleanup] Remove all deprecated root types in volume manager"

This reverts commit 0e8212408b207f22e841cb7fb11f4ab33871a8c6.

Reason for revert: The UMA indices no longer matches the RootType indices, this could be muddying our UMA stats.

Original change's description:
> [FilesCleanup] Remove all deprecated root types in volume manager
>
> A follow-up of CL:3925279, this CL removes other deprecated root type
> definitions from the volume_manager_types, and update the relevant
> unit test.
>
> Bug: 1327496
> Change-Id: I0d40aae7fcd3a6a4830de2b5de644a73d44dacc8
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3930197
> Commit-Queue: Wenbo Jie <wenbojie@chromium.org>
> Reviewed-by: Luciano Pacheco <lucmult@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#1055151}

Bug: 1327496, 1372926
Change-Id: I9c44ddb3ab5e794832781de9d31feedba1623721
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3940646
Commit-Queue: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#1056774}