Don't quote lambdas with function macro in generic-x.el

Don't quote lambdas with function macro in generic-x.el

* lisp/generic-x.el (apache-conf-generic-mode, ini-generic-mode)
(reg-generic-mode, mailagent-rules-generic-mode)
(vrml-generic-mode, java-properties-generic-mode)
(alias-generic-mode, ansible-inventory-generic-mode)
(inetd-conf-generic-mode, etc-services-generic-mode)
(etc-passwd-generic-mode, etc-fstab-generic-mode)
(spice-generic-mode, astap-generic-mode): Don't quote lambdas with
function macro.