Feature Request: Link Checker Comment with problems

[TheBoatyMcBoatFace]

When the link checker fails, it should add a comment to the PR with the pages that have the broken links. Example

WARNING -  Doc file 'common-practices-tools/security/README.md' contains a link '../../company-policies/security.md#password-policy', but the doc 'company-policies/security.md' does not contain an anchor '#password-policy'.
WARNING -  Doc file 'company-policies/new-hire-orientation/security-training.md' contains a link '../security.md#access-policy', but the doc 'company-policies/security.md' does not contain an anchor '#access-policy'.
WARNING -  Doc file 'company-policies/new-hire-orientation/security-training.md' contains a link '../security.md#password-policy', but the doc 'company-policies/security.md' does not contain an anchor '#password-policy'.
WARNING -  Doc file 'practice-areas/engineering/security-compliance.md' contains a link '../../company-policies/security.md#confidential-information-agreement', but the doc 'company-policies/security.md' does not contain an anchor '#confidential-information-agreement'.
WARNING -  Doc file 'practice-areas/engineering/security-compliance.md' contains a link '../../company-policies/security.md#password-policy', but the doc 'company-policies/security.md' does not contain an anchor '#password-policy'.