Revert "broke it again but this time it doesn't compile due to a missing semicolon on Rs1D."

This reverts commit f970cc3ea9.

fixed it

pipelined/src/ieu/datapath.sv

@@ -88,7 +88,7 @@ module datapath (
   logic [`XLEN-1:0] IFResultW;
   
   // Decode stage
-  assign Rs1D      = InstrD[19:15]
+  assign Rs1D      = InstrD[19:15];
   assign Rs2D      = InstrD[24:20];
   assign RdD       = InstrD[11:7];
   regfile regf(clk, reset, RegWriteW, Rs1D, Rs2D, RdW, ResultW, R1D, R2D);