Turn off clippy::struct_excessive_bools rule (#14102)

We always ignore the `clippy::struct_excessive_bools` rule and formerly
annotated this at the function level. This PR specifies the allow in
`workspace.lints.clippy` in `Cargo.toml`.

crates/uv-python/src/virtualenv.rs

@@ -32,7 +32,6 @@ pub struct VirtualEnvironment {
 
 /// A parsed `pyvenv.cfg`
 #[derive(Debug, Clone)]
-#[allow(clippy::struct_excessive_bools)]
 pub struct PyVenvConfiguration {
     /// Was the virtual environment created with the `virtualenv` package?
     pub(crate) virtualenv: bool,