Make missing MSR descriptions a documentation-build-breaker
Make missing MSR descriptions a documentation-build-breaker

- The goal of this change is to prevent future additions of MSRs unless
  they are accompanied by documentation.

cmcantalupo/geopm,geopm/geopm,geopm/geopm,geopm/geopm,geopm/geopm,cmcantalupo/geopm,cmcantalupo/geopm,cmcantalupo/geopm,geopm/geopm,cmcantalupo/geopm