Add telemetry to lib and core

[phughk]

Thank you for submitting this pull request! We really appreciate you spending the time to work on these changes.

What is the motivation?

Debugging live queries and change feeds would benefit from telemetry.
Additionally, we should have telemetry in the other modules.

What does this change do?

Add telemetry

What is your testing strategy?

Local prometheus

Is this related to any issues?

Observability, LQ, CF

Does this change need documentation?

• No documentation needed
• Feat(docusaurus): Adds styling, theming and menus docs.surrealdb.com#1

Have you read the Contributing Guidelines?

• I have read the Contributing Guidelines

[phughk]

This is WIP. Primarily because it doesnt work. But secondarily because maybe the core engine should be exposing a trait for recording metrics. Then the network layer would provide a telemetry-loaded interface; Otherwise a no-op implementation can be passed down

[phughk]

Closing as this is something @AdoraNwodo is going to work on