Update dev dependencies

[Nemo157]

bors r+

[codecov-commenter]

Codecov Report

Merging #146 (08e49a1) into prīmum (91f779e) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           prīmum     #146   +/-   ##
=======================================
  Coverage   78.00%   78.00%           
=======================================
  Files          92       92           
  Lines        2950     2950           
=======================================
  Hits         2301     2301           
  Misses        649      649           

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[bors]

Build succeeded:

• cargo clippy
• cargo doc --cfg docsrs
• cargo fmt --check
• cargo hack check --all-targets --feature-powerset
• cargo hack check --feature-powerset
• cargo test
• cargo test --shallow-minimal-versions
• cargo test (stable, i686-pc-windows-msvc, windows-latest)
• cargo test (stable, i686-unknown-linux-gnu, ubuntu-latest)
• cargo test (stable, x86_64-apple-darwin, macos-latest)
• cargo test (stable, x86_64-pc-windows-msvc, windows-latest)
• cargo test (stable, x86_64-unknown-linux-gnu, ubuntu-latest)