Set noisy TransactionLogBloomCacher debug log to trace (#6808)

Signed-off-by: Simon Dudley <simon.dudley@consensys.net>

ethereum/api/src/main/java/org/hyperledger/besu/ethereum/api/query/cache/TransactionLogBloomCacher.java

@@ -159,7 +159,7 @@ public class TransactionLogBloomCacher {
         return;
       }
       final long blockNumber = blockHeader.getNumber();
-      LOG.atDebug()
+      LOG.atTrace()
           .setMessage("Caching logs bloom for block {}")
           .addArgument(() -> "0x" + Long.toHexString(blockNumber))
           .log();