docs: add missing type attribute for <script> element
docs: add missing type attribute for <script> element

The <script> element requires a type attribute, which identifies the
type of script present.

Problem identified by http://validator.w3.org.

kinsamanka/machinekit,EqAfrica/machinekit,ianmcmahon/linuxcnc-mirror,ianmcmahon/linuxcnc-mirror,Cid427/machinekit,unseenlaser/machinekit,ianmcmahon/linuxcnc-mirror,strahlex/machinekit,kinsamanka/machinekit,ikcalB/linuxcnc-mirror,bobvanderlinden/machinekit,araisrobo/machinekit,ArcEye/MK-Qt5,ArcEye/machinekit-testing,araisrobo/machinekit,araisrobo/machinekit,ikcalB/linuxcnc-mirror,ArcEye/machinekit-testing,kinsamanka/machinekit,araisrobo/machinekit,bmwiedemann/linuxcnc-mirror,strahlex/machinekit,ianmcmahon/linuxcnc-mirror,aschiffler/linuxcnc,ikcalB/linuxcnc-mirror,Cid427/machinekit,bobvanderlinden/machinekit,cdsteinkuehler/linuxcnc,ArcEye/machinekit-testing,jaguarcat79/ILC-with-LinuxCNC,bobvanderlinden/machinekit,ianmcmahon/linuxcnc-mirror,EqAfrica/machinekit,RunningLight/machinekit,bmwiedemann/linuxcnc-mirror,mhaberler/machinekit,ArcEye/MK-Qt5,mhaberler/machinekit,kinsamanka/machinekit,bmwiedemann/linuxcnc-mirror,EqAfrica/machinekit,ArcEye/machinekit-testing,mhaberler/machinekit,bobvanderlinden/machinekit,cdsteinkuehler/MachineKit,unseenlaser/machinekit,strahlex/machinekit,jaguarcat79/ILC-with-LinuxCNC,strahlex/machinekit,RunningLight/machinekit,ArcEye/machinekit-testing,ArcEye/MK-Qt5,unseenlaser/linuxcnc,RunningLight/machinekit,cdsteinkuehler/MachineKit,bobvanderlinden/machinekit,unseenlaser/linuxcnc,cdsteinkuehler/linuxcnc,mhaberler/machinekit,ArcEye/machinekit-testing,EqAfrica/machinekit,ianmcmahon/linuxcnc-mirror,EqAfrica/machinekit,cdsteinkuehler/MachineKit,araisrobo/machinekit,ArcEye/MK-Qt5,bmwiedemann/linuxcnc-mirror,cdsteinkuehler/linuxcnc,ikcalB/linuxcnc-mirror,jaguarcat79/ILC-with-LinuxCNC,bmwiedemann/linuxcnc-mirror,aschiffler/linuxcnc,narogon/linuxcnc,ArcEye/machinekit-testing,ikcalB/linuxcnc-mirror,cdsteinkuehler/MachineKit,unseenlaser/machinekit,ianmcmahon/linuxcnc-mirror,narogon/linuxcnc,EqAfrica/machinekit,ArcEye/MK-Qt5,araisrobo/machinekit,unseenlaser/machinekit,jaguarcat79/ILC-with-LinuxCNC,bobvanderlinden/machinekit,kinsamanka/machinekit,ArcEye/machinekit-testing,araisrobo/machinekit,RunningLight/machinekit,bmwiedemann/linuxcnc-mirror,unseenlaser/linuxcnc,Cid427/machinekit,RunningLight/machinekit,RunningLight/machinekit,unseenlaser/machinekit,cdsteinkuehler/linuxcnc,unseenlaser/linuxcnc,bmwiedemann/linuxcnc-mirror,unseenlaser/machinekit,cdsteinkuehler/MachineKit,araisrobo/machinekit,strahlex/machinekit,narogon/linuxcnc,RunningLight/machinekit,aschiffler/linuxcnc,Cid427/machinekit,EqAfrica/machinekit,aschiffler/linuxcnc,mhaberler/machinekit,unseenlaser/machinekit,Cid427/machinekit,aschiffler/linuxcnc,jaguarcat79/ILC-with-LinuxCNC,bobvanderlinden/machinekit,ArcEye/MK-Qt5,RunningLight/machinekit,narogon/linuxcnc,mhaberler/machinekit,kinsamanka/machinekit,Cid427/machinekit,kinsamanka/machinekit,strahlex/machinekit,strahlex/machinekit,mhaberler/machinekit,narogon/linuxcnc,cdsteinkuehler/MachineKit,ArcEye/MK-Qt5,Cid427/machinekit,unseenlaser/machinekit,bobvanderlinden/machinekit,Cid427/machinekit,kinsamanka/machinekit,ikcalB/linuxcnc-mirror,araisrobo/machinekit,ArcEye/MK-Qt5,unseenlaser/linuxcnc,ikcalB/linuxcnc-mirror,EqAfrica/machinekit,mhaberler/machinekit,cdsteinkuehler/linuxcnc,cdsteinkuehler/linuxcnc