Bump query timeout for BigQuery a bit

src/metabase/driver/bigquery.clj

@@ -182,10 +182,11 @@
    "TIMESTAMP" parse-timestamp-str})
 
 (def ^:private ^:const query-timeout-error-message "Query timed out.")
+(def ^:private ^:const query-default-timeout-seconds 30)
 
 (defn- post-process-native
   ([^QueryResponse response]
-   (post-process-native response 20))
+   (post-process-native response query-default-timeout-seconds))
   ([^QueryResponse response, ^Integer timeout-seconds]
    (if-not (.getJobComplete response)
      ;; 99% of the time by the time this is called `.getJobComplete` will return `true`. On the off chance it doesn't, wait a few seconds for the job to finish.