Fix 'use-dialog-box-p' and friends

Fix 'use-dialog-box-p' and friends

* lisp/subr.el (use-dialog-box-p): Use dialog boxes also when
invoked from some window-system gesture.  (Bug#63655)
(y-or-n-p): Fix the description in the doc string of conditions
under which a dialog box will be used.

* src/fns.c (Fyes_or_no_p): Use the same condition for dialog
boxes as in 'use-dialog-box-p'.  Fix the description in the doc
string of conditions under which a dialog box will be used.

* doc/lispref/minibuf.texi (Multiple Queries, Yes-or-No Queries):
Fix the description of conditions under which a dialog box will be
used.