Add comment count and percentage to info command

[TimJentzsch]

Relevant issue: Closes #406

Description:

Adds the number of check comments for the user and the percentage in relation to the total checks.

Checklist:

• [x] Code Quality
• [x] Pep-8
• [x] Tests (if applicable)
• [x] Success Criteria Met
• [x] Inline Documentation
• [ ] Wiki Documentation (if applicable)