Fix warnings - InfoContext::builder and shared reference to mutable static

[Dmitry Polyakovsky]

run ./build.sh

warning: creating a shared reference to mutable static is discouraged
   --> src/logging.rs:160:29
    |
160 |             log::set_logger(&LOGGER).map(|()| log::set_max_level(log::LevelFilter::Trace))
    |                             ^^^^^^^ shared reference to mutable static


use of deprecated method `valkey_module::InfoContext::add_info_section`: Please use [`InfoContext::builder`] instead.