Bump toolchains/riscv-tools/riscv-spike-devices

Bumps [toolchains/riscv-tools/riscv-spike-devices](https://github.com/ucb-bar/spike-devices) from `887b868` to `9ba9f87`.
- [Commits](ucb-bar/spike-devices@887b868...9ba9f87)

---
updated-dependencies:
- dependency-name: toolchains/riscv-tools/riscv-spike-devices
  dependency-version: 9ba9f87a60cf704ed808835420b963d31ace3de6
  dependency-type: direct:production
...

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

Author: dependabot[bot]