BHV-14030: Refactor/Optimize ExpandableText.less. Enyo-DCO-1.1-Signed-off-by: Brooke Peterson <brooke.peterson@lge.com>
Merge pull request #1719 from enyojs/BHV-14030-brookepeterson

BHV-14030: Refactor/Optimize ExpandableText.less. Enyo-DCO-1.1-Signed-of...

Reviewed-by: Roy Sutton (roy.sutton@lge.com)
Integrated-By: Aaron Tam (aaron.tam@lge.com)