Update to rust 1.87

[bircni]

No description provided.

[Copilot]

Pull Request Overview

This PR updates log message formatting to use the {e} shorthand, bumps the Rust toolchain to 1.87 in CI and rustdoc workflows, and upgrades the rust-i18n dependency.

• Switched legacy "{}" placeholders to the {e} shorthand for all warn!, info!, and error! calls.
• Updated GitHub Actions workflows (ci.yml, rustdoc.yml) to use Rust 1.87 and ubuntu-latest.
• Bumped rust-i18n in Cargo.toml to version 3.1.5.

Reviewed Changes

Copilot reviewed 11 out of 11 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
src/ui/yamlmenu.rs	Replaced warn!("{}", e) with warn!("{e}")
src/ui/statusbar.rs	Switched {:?} and "{}" logging to .display() and {e}
src/ui/properties.rs	Updated warn! calls to use {e} shorthand
src/ui/preview/mod.rs	Changed error logs to {e} shorthand
src/scene/object.rs	Swapped {:?} for .display() and {e} in warn! messages
src/scene/mod.rs	Replaced warn!("{}", e) with warn!("{e}")
src/raytracer/render.rs	Updated info! to info!("... {rsize:?}")
src/main.rs	Switched error!("{}") to error!("Failed... {e}")
Cargo.toml	Bumped rust-i18n from 3.1.3 to 3.1.5
.github/workflows/rustdoc.yml	Updated Rust toolchain from 1.85 to 1.87
.github/workflows/ci.yml	Updated Rust toolchain to 1.87 and runner to ubuntu-latest