SECommentLinkHelper removes author tracking information from the link

[basilevs]

Test steps

• Navigate to https://softwareengineering.stackexchange.com/questions/459108/is-there-anything-that-rest-apis-can-do-that-graphql-still-cannot-do
• Click Share under question body
• Click Copy Link link
• Click Add Comment link
• Paste
• Click Add Comment button

Expected result

A comment with a link https://softwareengineering.stackexchange.com/q/459108/106122 is posted

Actual result

A comment with a link https://softwareengineering.stackexchange.com/q/459108 is posted. Notice the lack of last path segment with tracking information.

Context

Link author tracking is used by StackExchange for badge awards and probably other things.