Accessibility toggle button small tappable area fix

Revert part of the layout change from b/233835795 fix so that
the issue of small tappable area in b/265859032 is fixed while
we continue to look at a better fix for b/233835795

Test: Manually change different Display & Font size to test UI
Test: m RunSettingsRoboTests ROBOTEST_FILTER="com.android.settings.biometrics.face.FaceEnrollEducationTest"

Bug: 265859032

Change-Id: I90ba7cc11dc61380dfdf0c3bcd2c59a17b43ee0e