chore(ruby): bump rb-sys to support ruby 4.0 pre-built binaries

[dd-oleksii]

Bump rb-sys to 0.9.124 that includes support for building ruby 4.0 binaries.

How has this been documented?

We already have a changeset file for ruby 4.0 support, so an update is not needed.

How has this been tested?

Will test in CI.

[changeset-bot]

⚠️ No Changeset found

Latest commit: 7848147

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