Compatible with zig 0.13.0

What's Changed

• show command stderr of failure by @dweiller in https://github.com/andrewrk/poop/pull/33
• update zig to latest: 0.11.0-dev.3883+7166407d8 by @candrewlee14 in https://github.com/andrewrk/poop/pull/36
• update to zig 0.11.0 by @figsoda in https://github.com/andrewrk/poop/pull/41
• Update for latest Zig standard library by @moderation in https://github.com/andrewrk/poop/pull/44
• Update for latest Zig check for unnecessary use of var by @moderation in https://github.com/andrewrk/poop/pull/45
• Update for latest breaking Zig changes - std.os => std.posix. by @moderation in https://github.com/andrewrk/poop/pull/49
• Update for latest Zig by @moderation in https://github.com/andrewrk/poop/pull/50
• Update to latest Zig by @arrufat in https://github.com/andrewrk/poop/pull/53

New Contributors

• @figsoda made their first contribution in https://github.com/andrewrk/poop/pull/41
• @moderation made their first contribution in https://github.com/andrewrk/poop/pull/44
• @arrufat made their first contribution in https://github.com/andrewrk/poop/pull/53

Full Changelog: https://github.com/andrewrk/poop/compare/0.4.0...0.5.0