Matt Stark fa6f5e3880 Add the revsets mutable and immutable.
I add them as aliases, since a user may instead choose to define `immutable_heads()`, for example, as `heads(immutable())`, and the define `immutable()` instead.
2024-05-22 09:19:46 +10:00
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2024-05-18 16:39:28 -07:00
2024-02-25 14:20:33 +01:00