Update test polling retries to 40 (total 20 min)

Author: rebehe

lib/fastlane/plugin/firebase_app_distribution/actions/firebase_app_distribution_action.rb

@@ -22,7 +22,7 @@ class FirebaseAppDistributionAction < Action
       DEFAULT_UPLOAD_TIMEOUT_SECONDS = 300
       UPLOAD_MAX_POLLING_RETRIES = 60
       UPLOAD_POLLING_INTERVAL_SECONDS = 5
-      TEST_MAX_POLLING_RETRIES = 25
+      TEST_MAX_POLLING_RETRIES = 40
       TEST_POLLING_INTERVAL_SECONDS = 30
 
       def self.run(params)