Tracking issue for Vec::dedup_by and Vec::dedup_by_key

[SimonSapin]

Methods added in #36743

[sfackler]

@rfcbot fcp merge

Matches conventions

[rfcbot]

Team member @sfackler has proposed to merge this. The next step is review by the rest of the tagged teams:

• @BurntSushi
• @Kimundi
• @alexcrichton
• @aturon
• @brson
• @sfackler

No concerns currently listed.

Once these reviewers reach consensus, this will enter its final comment period. If you spot a major issue that hasn't been raised at any point in this process, please speak up!

See this document for info about what commands tagged team members can give me.

[rfcbot]

🔔 This is now entering its final comment period, as per the review above. 🔔

psst @sfackler, I wasn't able to add the final-comment-period label, please do so.

[rfcbot]

The final comment period is now complete.