code: function createComparisonFilter(parsedThreshold, gzipThreshold) {
    return comparisonEntry => {
      const [, snapshot] = comparisonEntry;
      return (
        Math.abs(snapshot.parsed.absoluteDiff) >= parsedThreshold ||
        Math.abs(snapshot.gzip.absoluteDiff) >= gzipThreshold
      );
    };
  }
docs: creates a callback for Object.entries(comparison).filter that excludes every
  entry that does not exceed the given threshold values for parsed and gzip size
  
  @param {number} parsedThreshold
  @param {number} gzipThreshold