[Helix] unification of control IDs across all dialogs/windows which contain settings

DialogPVRTimerSettings.xml
- change sliderex id="10" > id="13"

DialogPeripheralSettings.xml
- remove label id="3"
- change sliderex id="10 > id="13"

LockSettings.xml
no changes needed

VideoOSDSettings.xml
!! [already removed?] - remove label id="3"
- change sliderex id="10 > id="13"

DialogMediaFilter.xml
- change sliderex id="10" > id="13"

SettingsCategory.xml
- add sliderex id="13"