[linux] Update buildroot DEPS

[HidenoriMatsubayashi]

Description

Fix the buildroot script for Linux.
Currently, this PR is for the test!!

Related Issues

• Fix toolchain for linux x86_64 buildroot#412
• Add support of cross-building the engine for ARM64 Linux Host buildroot#390

Checklist

Before you create this PR confirm that it meets all requirements listed below by checking the relevant checkboxes ([x]). This will ensure a smooth and quick review process.

• I read the [contributor guide] and followed the process outlined there for submitting PRs.
• I signed the [CLA].
• I read and followed the [C++, Objective-C, Java style guides] for the engine.
• I read the [tree hygiene] wiki page, which explains my responsibilities.
• I updated/added relevant documentation.
• All existing and new tests are passing.
• I am willing to follow-up on review comments in a timely manner.

Reviewer Checklist

• I have submitted any presubmit flakes in this PR using the [engine presubmit flakes form] before re-triggering the failure.

Breaking Change

Did any tests fail when you ran them? Please read [handling breaking changes].

• No, no existing tests failed, so this is not a breaking change.

[chinmaygarde]

If you are done with the test, please close this PR :)