[Rust]: Update toolchain version to bring new features

[asfimport]

I have deployed new intrinsics to rust lang core, so I want to bring these in iterations.

Reporter: Mahmut Bulut / @vertexclique
Assignee: Mahmut Bulut / @vertexclique

PRs and other links:

• GitHub Pull Request #8713

_{Note: This issue was originally created as ARROW-10653. Please see the migration documentation for further details.}

[asfimport]

Andrew Lamb / @alamb:
Issue resolved by pull request 8713
#8713