Use "Ruff" instead of "uv" for src setting docs (#14121)

## Summary

From
15aa5a6d57

crates/ruff_workspace/src/options.rs

@@ -339,7 +339,7 @@ pub struct Options {
     /// 1. The directory containing the nearest `pyproject.toml`, `ruff.toml`, or `.ruff.toml` file (the "project root").
     /// 2. The `"src"` subdirectory of the project root.
     ///
-    /// These defaults ensure that uv supports both flat layouts and `src` layouts out-of-the-box.
+    /// These defaults ensure that Ruff supports both flat layouts and `src` layouts out-of-the-box.
     /// (If a configuration file is explicitly provided (e.g., via the `--config` command-line
     /// flag), the current working directory will be considered the project root.)
     ///

ruff.schema.json

@@ -682,7 +682,7 @@
       ]
     },
     "src": {
-      "description": "The directories to consider when resolving first- vs. third-party imports.\n\nWhen omitted, the `src` directory will typically default to including both:\n\n1. The directory containing the nearest `pyproject.toml`, `ruff.toml`, or `.ruff.toml` file (the \"project root\"). 2. The `\"src\"` subdirectory of the project root.\n\nThese defaults ensure that uv supports both flat layouts and `src` layouts out-of-the-box. (If a configuration file is explicitly provided (e.g., via the `--config` command-line flag), the current working directory will be considered the project root.)\n\nAs an example, consider an alternative project structure, like:\n\n```text my_project ├── pyproject.toml └── lib └── my_package ├── __init__.py ├── foo.py └── bar.py ```\n\nIn this case, the `./lib` directory should be included in the `src` option (e.g., `src = [\"lib\"]`), such that when resolving imports, `my_package.foo` is considered first-party.\n\nThis field supports globs. For example, if you have a series of Python packages in a `python_modules` directory, `src = [\"python_modules/*\"]` would expand to incorporate all packages in that directory. User home directory and environment variables will also be expanded.",
+      "description": "The directories to consider when resolving first- vs. third-party imports.\n\nWhen omitted, the `src` directory will typically default to including both:\n\n1. The directory containing the nearest `pyproject.toml`, `ruff.toml`, or `.ruff.toml` file (the \"project root\"). 2. The `\"src\"` subdirectory of the project root.\n\nThese defaults ensure that Ruff supports both flat layouts and `src` layouts out-of-the-box. (If a configuration file is explicitly provided (e.g., via the `--config` command-line flag), the current working directory will be considered the project root.)\n\nAs an example, consider an alternative project structure, like:\n\n```text my_project ├── pyproject.toml └── lib └── my_package ├── __init__.py ├── foo.py └── bar.py ```\n\nIn this case, the `./lib` directory should be included in the `src` option (e.g., `src = [\"lib\"]`), such that when resolving imports, `my_package.foo` is considered first-party.\n\nThis field supports globs. For example, if you have a series of Python packages in a `python_modules` directory, `src = [\"python_modules/*\"]` would expand to incorporate all packages in that directory. User home directory and environment variables will also be expanded.",
       "type": [
         "array",
         "null"