fix built - the anonymous function does not return an error

src/analyzer/index/IndexingRoot.v

@@ -235,7 +235,6 @@ pub fn (mut i IndexingRoot) spawn_indexing_workers(cache_chan chan FileIndex, fi
 						'uri':   lsp.document_uri_from_path(filepath).str()
 						'error': err.str()
 					}).error('Error indexing file')
-					return err
 				}
 			}