Merge pull request #2009 from metabase/bump-bigquery-driver

Bump BigQuery driver version 

project.clj

@@ -34,7 +34,7 @@
                                ring/ring-core]]
                  [com.draines/postal "1.11.4"]                        ; SMTP library
                  [com.google.apis/google-api-services-bigquery        ; Google BigQuery Java Client Library
-                  "v2-rev270-1.21.0"]
+                  "v2-rev271-1.21.0"]
                  [com.h2database/h2 "1.4.191"]                        ; embedded SQL database
                  [com.mattbertolini/liquibase-slf4j "2.0.0"]          ; Java Migrations lib
                  [com.novemberain/monger "3.0.2"]                     ; MongoDB Driver