Repair silly mistake that made only one input processed

implementations/rust/preserves-schema/src/compiler/mod.rs

@@ -65,14 +65,14 @@ impl CompilerConfig {
                     .to_str().ok_or_else(
                         || Error::new(ErrorKind::InvalidData, format!("Invalid UTF-8 in schema file name: {:?}", i)))?;
                 self.bundle.insert(vec![prefix.to_owned()], s);
-                return Ok(());
+                continue;
             }
 
             if let Ok(Bundle { modules }) = Bundle::try_from(&blob) {
                 for (ModulePath(k), v) in modules.0 {
                     self.bundle.insert(k, v);
                 }
-                return Ok(());
+                continue;
             }
 
             return Err(Error::new(ErrorKind::InvalidData,