makes sure isConfigured defaults to FALSE

src/Service/BigQueryConnect.php

@@ -97,6 +97,7 @@ class BigQueryConnect {
    */
   public function setSurvey(SimpleSurvey $survey) {
     $this->survey = $survey;
+    $this->isConfigured = FALSE;
 
     if ($this->survey->get('bigQueryKeyfile')) {
       $this->bigQueryClient = new BigQueryClient([