fix: add upperbound for meta dependency

Author: juliansteenbakker

pubspec.yaml

@@ -21,7 +21,7 @@ dependencies:
     sdk: flutter
   flutter_web_plugins:
     sdk: flutter
-  meta: ">=1.16.0"
+  meta: ">=1.16.0 <2.0.0"
   plugin_platform_interface: ^2.0.2
   web: ">=0.5.1 <2.0.0"