function getLogLevel(level) {
  if (!level) {
    return LOGGING.LEVELS.UNKNOWN
  }
  const logLevel = LOGGING.LEVELS[level.toUpperCase()]
  if (!logLevel) {
    return LOGGING.LEVELS.UNKNOWN
  }
  return logLevel
}
Increments call count when instrumentation for a logging library is loaded

@param {string} lib name of library
@param {object} metrics agent metrics instance