move default rocksdb logging from info to warn

info is still logging useless database statistics and metrics that will
accumulate, less I/O activity.

Signed-off-by: strawberry <strawberry@puppygock.gay>

src/config/mod.rs

@@ -383,7 +383,7 @@ fn default_presence_offline_timeout_s() -> u64 {
 }
 
 fn default_rocksdb_log_level() -> String {
-    "info".to_owned()
+    "warn".to_owned()
 }
 
 fn default_rocksdb_log_time_to_roll() -> usize {