Update scanWorkspaceDocs any[] type to vscode.Uri[]

[AlexJSully]

No description provided.

[Copilot]

Pull request overview

This PR updates type annotations in the workspace scanner to improve type safety by replacing any[] types with vscode.Uri[]. It also includes dependency updates for development packages and minor documentation clarifications.

Changes:

• Replaced any[] return type with vscode.Uri[] in scanWorkspaceDocs function
• Removed as any type assertions and replaced with explicit vscode.Uri types in filter callbacks
• Updated regex patterns for path splitting (stylistic change, functionally equivalent)
• Updated development dependencies to latest patch/minor versions
• Simplified documentation to remove unused configuration settings

Reviewed changes

Copilot reviewed 3 out of 4 changed files in this pull request and generated 1 comment.

File	Description
src/scanner/workspaceScanner.ts	Changed return type from any[] to vscode.Uri[], removed type assertions, updated regex patterns
package.json	Updated devDependencies to latest versions (@types/node, @typescript-eslint/*, esbuild)
package-lock.json	Lockfile updates corresponding to package.json changes
docs/project/design-doc.md	Removed unused settings from example config, simplified scanner description