Add some LIFCL-17-specific tiletypes to bels.rs
Add some LIFCL-17-specific tiletypes to bels.rs

Signed-off-by: gatecat <c690b4516f836771c8bd4e23cd8f1cebc83093a6@ds0.me>

gatecat/prjoxide,gatecat/prjoxide,gatecat/prjoxide