Fix typo: "packjage_config" (dart-lang/package_config#113)
diff --git a/pkgs/package_config/lib/src/package_config.dart b/pkgs/package_config/lib/src/package_config.dart
index 8210132..3c5cc51 100644
--- a/pkgs/package_config/lib/src/package_config.dart
+++ b/pkgs/package_config/lib/src/package_config.dart
@@ -204,7 +204,7 @@
/// Extra data associated with the package configuration.
///
/// The data may be in any format, depending on who introduced it.
- /// The standard `packjage_config.json` file storage will only store
+ /// The standard `package_config.json` file storage will only store
/// JSON-like list/map data structures.
Object? get extraData;
}