Fix broken doc building CI and pin docs/test dependencies to avoid such
issues in future
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## Summary by CodeRabbit
* **Documentation**
* Improved several guide cross-references so links resolve more reliably
in the rendered docs.
* Updated references in the quantization guides for better navigation
between related topics.
* **Chores**
* Tightened versions for documentation and test tooling to improve
consistency in local and CI environments.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Signed-off-by: Keval Morabia <28916987+kevalmorabia97@users.noreply.github.com>