Bump riscv-arch-test from db2b9fd to 759fbf9

Bumps [riscv-arch-test](https://github.com/riscv/riscv-arch-test) from `db2b9fd` to `759fbf9`.
- [Release notes](https://github.com/riscv/riscv-arch-test/releases)
- [Commits](riscv/riscv-arch-test@db2b9fd...759fbf9)

---
updated-dependencies:
- dependency-name: riscv-arch-test
  dependency-version: 759fbf9840d50dd1757028f35f1e152395476dad
  dependency-type: direct:production
...

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Author: dependabot[bot]