update pub lock

pubspec.lock

@@ -191,8 +191,8 @@ packages:
     dependency: "direct main"
     description:
       path: "."
-      ref: "7391ef7"
-      resolved-ref: "7391ef7a23abe1962ffaadc16cbf93a2a2d603b3"
+      ref: "4f117f7"
+      resolved-ref: "4f117f7c0a9a8de1f008e928425202372b7b6968"
       url: "http://git.ius.plus:88/Project-Wing/fis_lib_jsonrpc.git"
     source: git
     version: "0.0.1"