Describe the bug

In runner context, documented runner.debug and runner.environment is handled as an incorrect key.

To Reproduce
Steps to reproduce the behavior:

1. With this workflow https://github.com/kachick/wait-other-jobs/blob/9777fd46dd0c2782a09cfd067201bdb21529dbbe/.github/workflows/itself.yml#L196
2. Open in vscode
3. See error Context access might be invalid:

Expected behavior

• Should be completed
• Should not be raised validation error
• (optional) Hover the descriptions

Screenshots
If applicable, add screenshots to help explain your problem.

Package/Area

• Expressions
• Workflow Parser
• Language Service
• Language Server

Package Version
v0.3.10

Additional context

• Document runner.debug github/docs#19404
• Add runner environment description in runner context github/docs#32785