[jdbc-postgres] Upgrade postgresql drivers to 42.2.25 (#1102)

* changing postgres driver version to 42.2.25

* adding java artifacts

Author: rc-DevinDuffy

jdbc-postgres/lib/jdbc/postgres/version.rb

@@ -1,6 +1,6 @@
 module Jdbc
   module Postgres
-    DRIVER_VERSION = '42.2.14'
+    DRIVER_VERSION = '42.2.25'
     VERSION = DRIVER_VERSION
   end
 end