Bump docs-resources from 1d5bcd2 to 286c2a7

Bumps [docs-resources](https://github.com/riscv/docs-resources) from `1d5bcd2` to `286c2a7`.
- [Commits](riscv/docs-resources@1d5bcd2...286c2a7)

---
updated-dependencies:
- dependency-name: docs-resources
  dependency-version: 286c2a7b0bdd3f0f30f54750d7f9dcf1ab8b5d4b
  dependency-type: direct:production
...

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Author: dependabot[bot]