chore: link vscode-web and code-server comparison docs

[matifali]

link vscode-web and code-server comparison docs in README. Also fixes a drive-by version to match expected versioning.

[github-actions]

❌ Version Bump Validation Failed

Bump Type: patch

Module versions need to be updated but haven't been bumped yet.

Required Actions:

1. Run the version bump script locally: ./.github/scripts/version-bump.sh patch
2. Commit the changes: git add . && git commit -m "chore: bump module versions (patch)"
3. Push the changes: git push

Script Output:

🔍 Detecting modified modules...
Found modules:
registry/coder/modules/code-server

📦 Processing: coder/code-server
Found git tag: release/coder/code-server/v1.4.1 (v1.4.1)
Current version: 1.4.1
New version: 1.4.2
Updating version references for coder/code-server in registry/coder/modules/code-server/README.md

🔧 Running formatter to ensure consistent formatting...

📋 Summary:
Bump Type: patch

Modules Updated:

- coder/code-server: v1.4.1 → v1.4.2

READMEs Updated:

- coder/code-server

✅ Version bump completed successfully!
📝 README files have been updated with new versions.

Next steps:
1. Review the changes: git diff
2. Commit the changes: git add . && git commit -m 'chore: bump module versions (patch)'
3. Push the changes: git push

Please update the module versions and push the changes to continue.