Apply suggested fix to benches/read_metadata.rs from Copilot Autofix

Co-authored-by: Copilot Autofix powered by AI <223894421+github-code-quality[bot]@users.noreply.github.com>
Signed-off-by: Chris Hennick <[email protected]>

Author: Pr0methean

benches/read_metadata.rs

@@ -17,13 +17,13 @@ fn generate_random_archive(count_files: usize, file_size: usize) -> ZipResult<Ve
     let options = SimpleFileOptions::default().compression_method(CompressionMethod::Stored);
 
     let mut bytes = vec![0u8; file_size];
+    getrandom::fill(&mut bytes)
+        .map_err(|e| std::io::Error::other(format!("getrandom error: {}", e)))?;
 
     for file_index in 0..count_files {
         let name =
             format!("file_deadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef_{file_index}.dat");
         writer.start_file(name, options)?;
-        getrandom::fill(&mut bytes)
-            .map_err(|e| std::io::Error::other(format!("getrandom error: {}", e)))?;
         writer.write_all(&bytes)?;
     }