[jnigen] Update pubspec.yaml (dart-archive/jnigen#57)

Author: devoncarew

pkgs/jni/pubspec.yaml

@@ -1,7 +1,7 @@
 name: jni
 description: Library to access JNI from dart and flutter
 version: 0.1.0
-homepage: https://github.com/dart-lang/jnigen
+repository: https://github.com/dart-lang/jnigen/tree/main/jni
 
 environment:
   sdk: ">=2.17.1 <3.0.0"