NetBSD/pkgsrc-wip e4aef0crust-bin PLIST.common distinfo

rust-bin: Update to 1.31.0

Notable changes:

* Procedural macros
* `use` keyword for macros
* Module system improvements
* Raw identifiers
* New lifetime elision rules
* `const` functions
* Parantheses in pattern matches
DeltaFile
+1,016-198rust-bin/PLIST.common
+32-32rust-bin/distinfo
+1-1rust-bin/Makefile
+1,049-2313 files

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