Bump docs-resources from 7a9931f to b5f53ec

Bumps [docs-resources](https://github.com/riscv/docs-resources) from `7a9931f` to `b5f53ec`.
- [Commits](riscv/docs-resources@7a9931f...b5f53ec)

---
updated-dependencies:
- dependency-name: docs-resources
  dependency-version: b5f53ecab488da120ac38eeb435ff034b85650ff
  dependency-type: direct:production
...

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Author: dependabot[bot]