uucore: add functions to manage translations

[sylvestre]

No description provided.

[github-actions]

GNU testsuite comparison:

GNU test failed: tests/mkdir/selinux. tests/mkdir/selinux is passing on 'main'. Maybe you have to rebase?
Skip an intermittent issue tests/timeout/timeout (fails in this run but passes in the 'main' branch)

[github-actions]

GNU testsuite comparison:

Skip an intermittent issue tests/timeout/timeout (fails in this run but passes in the 'main' branch)

[github-actions]

GNU testsuite comparison:

Skipping an intermittent issue tests/misc/stdbuf (passes in this run but fails in the 'main' branch)

[Copilot]

Pull Request Overview

This PR adds new functions and structures to manage localization and translations in the uucore package. Key changes include:

• Introduction of the locale module with functionality to initialize localization, load Fluent bundles, and retrieve localized messages.
• Updates to mod files and Cargo.toml to expose the new locale module and add necessary Fluent dependencies.
• Modifications to configuration files (deny.toml and VSCode wordlist) to support the new dependencies.

Reviewed Changes

Copilot reviewed 9 out of 9 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
src/uucore/src/lib/mods/locale.rs	New localization functionality with resource loading and message formatting functions.
src/uucore/src/lib/mods.rs	Locale module exposed.
src/uucore/src/lib/lib.rs	Locale module publicly re-exported.
src/uucore/Cargo.toml	Dependency changes for Fluent and related crates.
deny.toml	Updated dependency skips relevant to Fluent usage.
Cargo.toml	Added Fluent dependencies.
.vscode/cspell.dictionaries/workspace.wordlist.txt	Updated wordlist for new terminology.

Comments suppressed due to low confidence (1)

src/uucore/src/lib/mods/locale.rs:229

• [nitpick] The parameter name 'rustc_args' may be misleading since the function works with Fluent arguments for localization. Consider renaming it to 'args' or 'fluent_args' to better reflect its purpose.

    rustc_args: HashMap<String, String>,

[github-actions]

GNU testsuite comparison:

Skip an intermittent issue tests/misc/tee (fails in this run but passes in the 'main' branch)
Skip an intermittent issue tests/timeout/timeout (fails in this run but passes in the 'main' branch)

[github-actions]

GNU testsuite comparison:

Skipping an intermittent issue tests/misc/stdbuf (passes in this run but fails in the 'main' branch)
Skipping an intermittent issue tests/timeout/timeout (passes in this run but fails in the 'main' branch)

[github-actions]

GNU testsuite comparison:

Skipping an intermittent issue tests/misc/stdbuf (passes in this run but fails in the 'main' branch)

[github-actions]

GNU testsuite comparison:

Skipping an intermittent issue tests/misc/stdbuf (passes in this run but fails in the 'main' branch)
Skipping an intermittent issue tests/timeout/timeout (passes in this run but fails in the 'main' branch)

[Copilot]

Pull Request Overview

This PR adds localization support to uucore by introducing a new module that manages translations.

• Implements localization functions with Fluent for translated messages.
• Introduces configuration and initialization for localization using locale files and fallbacks.
• Updates Cargo.toml and related files to add Fluent dependencies.

Reviewed Changes

Copilot reviewed 9 out of 9 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
src/uucore/src/lib/mods/locale.rs	New localization module with functions to load, format, and get messages.
src/uucore/src/lib/mods.rs	Exposes the new locale module.
src/uucore/src/lib/lib.rs	Updates public API to include the locale module.
src/uucore/Cargo.toml	Adjusts dependencies to include Fluent libraries.
Cargo.toml	Adds Fluent dependencies to the workspace.
.vscode/cspell.dictionaries/workspace.wordlist.txt	Updates wordlist for new terms related to localization.

[cakebaker]

Good work!