pci: trim qualified paths

Import the modules used in the crate instead of spelling the
fully-qualified paths at every use site. This covers std paths along
with a few crate-internal and external-crate paths, leaving pci free of
clippy::absolute_paths warnings.

Signed-off-by: Henry Hrvoje Tonkovac <htonkovac@gmail.com>
Assisted-by: Claude:Opus-4.8

pci/src/device.rs

@@ -34,7 +34,7 @@ pub enum Error {
     #[error("Invalid resource: {0:?}")]
     InvalidResource(Resource),
 }
-pub type Result<T> = std::result::Result<T, Error>;
+pub type Result<T> = result::Result<T, Error>;
 
 #[derive(Clone, Copy, Debug, Serialize, Deserialize)]
 pub struct BarReprogrammingParams {