checkMinSizeReduction = (sizes, minSizeReduction, chunkCount) => {
	for (const key of Object.keys(minSizeReduction)) {
		const size = sizes[key];
		if (size === undefined || size === 0) continue;
		if (size * chunkCount < minSizeReduction[key]) return false;
	}
	return true;
}
@param {SplitChunksSizes} sizes the sizes
@param {SplitChunksSizes} minSizeReduction the min sizes
@param {number} chunkCount number of chunks
@returns {boolean} true if there are sizes and all existing sizes are at least `minSizeReduction`