Issue #3365151: CollectPathsToExcludeEvent needs to exclude paths relative to the project root prefixed with './' so they are not ambiguous to rsync

package_manager/src/Event/CollectPathsToExcludeEvent.php

@@ -104,10 +104,9 @@ final class CollectPathsToExcludeEvent extends StageEvent implements PathListInt
 
       // Make absolute paths relative to the project root, prefixed with `./`
       // so that they're totally unambiguous. A path like
-      // `/path/to/project/file.php` should become `./file.php`.
+      // `/path/to/project/file.php` should become `/file.php`.
       $path = str_replace($project_root, '', $path);
-      $path = ltrim($path, '/');
-      $this->add(["./$path"]);
+      $this->add([$path]);
     }
   }