fix import/prevent warning

gix/src/revision/mod.rs

@@ -7,7 +7,6 @@ pub use gix_revision as plumbing;
 
 ///
 pub mod walk;
-use crate::bstr::BString;
 pub use walk::iter::Walk;
 
 ///
@@ -24,7 +23,7 @@ pub mod spec;
 pub struct Spec<'repo> {
     pub(crate) inner: gix_revision::Spec,
     /// The path we encountered in the revspec, like `@:<path>` or `@..@~1:<path>`.
-    pub(crate) path: Option<(BString, gix_object::tree::EntryMode)>,
+    pub(crate) path: Option<(crate::bstr::BString, gix_object::tree::EntryMode)>,
     /// The first name of a reference as seen while parsing a `RevSpec`, for completeness.
     pub(crate) first_ref: Option<gix_ref::Reference>,
     /// The second name of a reference as seen while parsing a `RevSpec`, for completeness.