Update scss mixins to comply with scss-linting rules (#22151)

* Fixed some linting issues

* Run npm tasks after scss cleanup

* Revert "Run npm tasks after scss cleanup"

This reverts commit 1103a0da68.

* Property sort order for grid

* Let's respest the property order in the mixins

* Respect property sort order in reboot file

* ::-ms-expand is a vendor-prefix, add it to the scss-lint disable

* Revert hover mixin comment

* Fixed missing mixin hover-focus

scss/mixins/_text-truncate.scss

@@ -5,4 +5,4 @@
   overflow: hidden;
   text-overflow: ellipsis;
   white-space: nowrap;
-}
+}