test: fix some in-db config values

To correctly test in-db override of config file values, the former must be different from the latter.

test/io/configs/expected/no-defaults-with-db.config

@@ -3,8 +3,8 @@ db-anon-role = "anonymous"
 db-channel = "postgrest"
 db-channel-enabled = false
 db-extra-search-path = "public,extensions,private"
-db-max-rows = 1000
-db-plan-enabled = true
+db-max-rows = 500
+db-plan-enabled = false
 db-pool = 1
 db-pool-acquisition-timeout = 30
 db-pool-max-lifetime = 3600
@@ -31,7 +31,7 @@ server-cors-allowed-origins = "http://origin.com"
 server-host = "0.0.0.0"
 server-port = 80
 server-trace-header = "CF-Ray"
-server-timing-enabled = true
+server-timing-enabled = false
 server-unix-socket = "/tmp/pgrst_io_test.sock"
 server-unix-socket-mode = "777"
 admin-server-port = 3001