rustler-0.37.2

What's Changed

• Bump MSRV to 1.91 by @filmor in #711
• Update libloading requirement from 0.8 to 0.9 by @dependabot[bot] in #710
• Update CI to use current versions of OTP and Elixir by @filmor in #713
• Fix iolist inspect by @filmor in #715

Full Changelog: rustler-0.37.1...rustler-0.37.2