tools: set requested log level

also move a couple logs from INFO to DEBUG

src/blockchain_utilities/bootstrap_file.cpp

@@ -458,7 +458,7 @@ uint64_t BootstrapFile::count_blocks(const std::string& import_file_path)
     bytes_read += chunk_size;
 
     // std::cout << refresh_string;
-    MINFO("Number bytes scanned: " << bytes_read);
+    MDEBUG("Number bytes scanned: " << bytes_read);
   }
 
   import_file.close();