Remove description from PropertySortOrder
Remove description from PropertySortOrder

The `description` method is being deprecated.

Change-Id: I4f3e45065d15f7bd334c7047a12f972729aa1bf5
Reviewed-on: http://gerrit.causes.com/36724
Tested-by: jenkins <d95b56ce41a2e1ac4cecdd398defd7414407cc08@causes.com>
Reviewed-by: Shane da Silva <6f6e68d1df92f30cb4b3ce35260ddf94a402f33d@causes.com>

teoljungberg/scss-lint,leseulsteve/scss-lint,bkeepers/scss-lint,dwayhs/scss-lint,davecarter/scss-lint,cih/scss-lint,baileyparker/scss-lint,gatero/scss-lint,chatzipan/scss-lint,gajus/scss-lint,golmansax/scss-lint,ivantsepp/scss-lint,philipgiuliani/scss-lint,ingdir/scss-lint