Metric for Attribute Options above recommended level

[DavidLambauer]

For Attribute options, Magento recommends keeping the number of options below 100 for performance reasons. Having more than 100 options per attribute is considered to be a bad catalog structure. Having the need for more options should better be solved by restructuring the product catalog, for example by using complex product types, instead of adding more attribute options.

To keep track of this, we should create a metric with the name