ENYO-1332: adjusting the content inside button according to the specs
ENYO-1332: adjusting the content inside button according to the specs

The content inside the button extends beyond the curvature of the
button, which is a deviation from specs.
Padding of the button is increased to make content align with in the
curvature.
Enyo-DCO-1.1-Signed-off-by: Rajyavardhan P <rajyavardhan.p@lge.com>

enyojs/moonstone