BHV-15108: ScrollerVertical: Misaligned Label displays next to SimplePicker

### Issue:
a vertical align style in header client which was correct for buttons and widgets was not correct for text
### Fix:
add a line-height style to header client text equal to the height of the standard widget

Enyo-DCO-1.1-Signed-off-by: Krishna Rangarajan <krishna.rangarajan@lge.com>