[Dependabot]: Bump riscv-arch-test from c443e5c to 59ae6e7

Bumps [riscv-arch-test](https://github.com/riscv-non-isa/riscv-arch-test) from `c443e5c` to `59ae6e7`.
- [Release notes](https://github.com/riscv-non-isa/riscv-arch-test/releases)
- [Commits](riscv-non-isa/riscv-arch-test@c443e5c...59ae6e7)

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

Signed-off-by: dependabot[bot] <support@github.com>