Remove special case for cargo "edition2021" feature #743
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it was only needed until it was stabilized in cargo
Merged
shepmaster
approved these changes
Sep 21, 2021
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It was only needed until the 2021 edition was stabilized in cargo, and this has been done on nighty and beta.
We can see a warning cargo currently emits when using the edition 2021 on the playground, and this PR should fix that.