Reland "Remove swift dependencies."

This reverts commit 9e4d402ab8ada8a1b995cfb40e1868b4fc3db64d.

Reason for revert: The drone dependencies was fixed.

Original change's description:
> Revert "Remove swift dependencies."
>
> This reverts commit 18ddd9aba8cddd0395d68a2fe92912169ac7ad24.
>
> Reason for revert: caused tree closure (https://github.com/flutter/flutter/issues/72823)
>
> Original change's description:
> > Remove swift dependencies.
> >
> > Xcode packages now include the swift dependencies and the extra
> > complexity to install it separately is not needed anymore.
> >
> > Change-Id: I7f9d928c318505b604b8ffe06d8845d2af8f6ea3
> > Bug: https://github.com/flutter/flutter/issues/72280
> > Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/9460
> > Reviewed-by: Keyong Han <keyonghan@google.com>
> > Commit-Queue: Godofredo Contreras <godofredoc@google.com>
>
> TBR=godofredoc@google.com,keyonghan@google.com,chillers@google.com,flutter-scoped@luci-project-accounts.iam.gserviceaccount.com
>
> Change-Id: I0016e4b0b2c20ef64fadc1586cdfb0ee5a61e41f
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Bug: https://github.com/flutter/flutter/issues/72280
> Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/9480
> Reviewed-by: Keyong Han <keyonghan@google.com>
> Commit-Queue: Keyong Han <keyonghan@google.com>

TBR=godofredoc@google.com,keyonghan@google.com,chillers@google.com,flutter-scoped@luci-project-accounts.iam.gserviceaccount.com

# Not skipping CQ checks because this is a reland.

Bug: https://github.com/flutter/flutter/issues/72280
Change-Id: I8c3dea4b102b91c02ad06c55be630f6ea602b585
Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/9500
Reviewed-by: Godofredo Contreras <godofredoc@google.com>
Reviewed-by: Casey Hillers <chillers@google.com>
Commit-Queue: Godofredo Contreras <godofredoc@google.com>