1/ Add ONE_HANDED_MODE_ACTIVATED secure settings for shortcut

A new requirement to add A11y shortcut for One Handed Mode feature

- The shortcut action is enter or exit one handed mode
- ONE_HANDED_MODE_ACTIVATED = 0 /* false */ : STATE_NONE
- ONE_HANDED_MODE_ACTIVATED = 1 /* true */  : STATE_ACTIVE

Compare to enabled or disabled (ONE_HANDED_MODE_ENABLED)
- ONE_HANDED_MODE_ENABLED = 0 /* false */ : Disable function
- ONE_HANDED_MODE_ENABLED = 1 /* true */  : Enabled function

Test: manual
Test: make
Bug: 182425480
Change-Id: Iee911631a6734af7eb742e1206d2b9b75b694969