chore: fix new clippy lints (#4557)

src/context.rs

@@ -631,7 +631,7 @@ fn get_remote_repository_info(
     let branch_name = branch_name?;
     let branch = repository
         .branch_remote_ref(branch_name)
-        .and_then(|r| r.ok())
+        .and_then(std::result::Result::ok)
         .map(|r| r.shorten().to_string());
     let name = repository
         .branch_remote_name(branch_name)
@@ -849,7 +849,7 @@ mod tests {
 
         let tmp_dir = tempfile::TempDir::new()?;
         let path = tmp_dir.path().join("a/xxx/yyy");
-        fs::create_dir_all(&path)?;
+        fs::create_dir_all(path)?;
 
         // Set up a mock symlink
         let path_actual = tmp_dir.path().join("a/xxx");