chore: enchance documentation

[ispiroglu]

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[Copilot]

Pull Request Overview

This PR enhances the documentation by fixing spelling errors in Couchbase configuration keys and adding comprehensive documentation for several modules. The changes improve code correctness and provide better developer guidance.

• Fixes typos in Couchbase timeout configuration keys (querytimeuot → querytimeout, managmenttimeuot → managmenttimeout)
• Adds detailed documentation for Server, OTEL, and Couchbase modules
• Reorganizes documentation sidebar with alphabetical ordering and corrected module names

Reviewed Changes

Copilot reviewed 7 out of 7 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
modules/couchbase/module.go	Corrects spelling of timeout configuration keys in cluster options
modules/couchbase/config.go	Fixes spelling errors in default configuration map keys
docs/modules/server.md	Adds comprehensive Server module documentation with examples and configuration
docs/modules/otel.md	Adds basic OTEL module documentation
docs/modules/couchbase.md	Adds detailed Couchbase module documentation with usage examples
docs/modules/kafka.md	Removes trailing empty lines
docs/_sidebar.md	Reorganizes sidebar with alphabetical ordering and proper module names

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