Use latest JDBC code to remove warnings on GCC 8

silvakid · silvakid · commit 939a900043e9 · 2018-05-21T15:30:32.000+01:00
diff --git a/jdbc b/jdbc
@@ -1 +1 @@
-Subproject commit dec48bea537c1053fd193f5c1c2cd12d96eacfa9
+Subproject commit 61007def2537c493f558f5e34d169bc0e157ef40
