fix(cache): catch error when getting cache entry (#2609)

[cjpearson]

🔗 Linked issue

#2609

❓ Type of change

• 📖 Documentation (updates to the documentation, readme, or JSdoc annotations)
• 🐞 Bug fix (a non-breaking change that fixes an issue)
• 👌 Enhancement (improving an existing functionality like performance)
• ✨ New feature (a non-breaking change that adds functionality)
• 🧹 Chore (updates to the build process or auxiliary tools and libraries)
• ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

This change catches possible errors on getting the cache item, following the same pattern used on setting cache items. With this change, an error when reading the cache (e.g. redis disconnect) will not cause the request to fail but will instead execute the cached function.

📝 Checklist

• I have linked an issue or discussion.
• I have updated the documentation accordingly.

[pi0]

Thanks!