Update generateEnv.sh

Author: theVinesh

example/scripts/generateEnv.sh

@@ -5,6 +5,7 @@ echo IOS_INTERCOM_KEY=$IOS_INTERCOM_KEY >>.env
 echo ANDROID_INTERCOM_APP_ID=$ANDROID_INTERCOM_APP_ID >>.env
 echo ANDROID_INTERCOM_KEY=$ANDROID_INTERCOM_KEY >>.env
 echo CAROUSEL_ID=$CAROUSEL_ID >>.env
+echo SURVEY_ID=$SURVEY_ID >>.env
 echo EVENT_NAME=$EVENT_NAME >>.env
 echo ARTICLE_ID=$ARTICLE_ID >>.env
 echo USER_NAME=$USER_NAME >>.env