Revert "Add a build group for the prober scripts."

This reverts commit 6717770c440fbebdc088641c5583a084faff7aa1.

Reason for revert: This breaks internal builds for iOS
https://ci.chromium.org/ui/p/chrome/builders/ci/simulator-builder/204905/overview

Original change's description:
> Add a build group for the prober scripts.
>
> This allows rebuilding the `ide_query.out` file that contains "canned" build results that prober uses instead of running real builds.
>
> Follows up change I4abd26cd681bc89b98ccb480d4604501c8c4e349.
>
> Change-Id: I7b3d28b850ed01aeb11da506c0a1e9811516757d
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5849988
> Reviewed-by: Fumitoshi Ukai <ukai@google.com>
> Commit-Queue: Ivan Kirichenko <ivankirichenko@google.com>
> Reviewed-by: Erik Staab <estaab@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#1356318}

Change-Id: Idef4dca01e3d28a26a0e5edc382a0ee506242008
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5869113
Owners-Override: Quentin Pubert <qpubert@google.com>
Auto-Submit: Quentin Pubert <qpubert@google.com>
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Commit-Queue: Quentin Pubert <qpubert@google.com>
Cr-Commit-Position: refs/heads/main@{#1356358}