Use nil and t instead of 0 and 1 for spacemacs--ts-full-hint values.
* layers/+spacemacs/spacemacs-layouts/config.el
(spacemacs--ts-full-hint-toggle): Define with an initial value of nil.
* layers/+spacemacs/spacemacs-defaults/keybindings.el
(spacemacs//window-manipulation-ts-toggle-hint)
(spacemacs//window-manipulation-ts-hint):
* layers/+spacemacs/spacemacs-layouts/funcs.el
(spacemacs//layouts-ts-toggle-hint, spacemacs//layouts-ts-hint)
(spacemacs//workspaces-ts-toggle-hint, spacemacs//workspaces-ts-hint):
Replace (logxor ... 1) and (equal 1 ...) with (not ...) and a simple truth
check.