[BUGFIX] Revert way_idx fix

The added code results in width mismatch for NUM_WAYS = 4.

hw/rtl/cache/VX_cache_data.sv

@@ -93,12 +93,13 @@ module VX_cache_data #(
         assign wren  = fill;
     end
     
-    generate if (NUM_WAYS == 1) begin
-      wire [0:0] way_idx;
-    end else begin
-      wire [`CLOG2(NUM_WAYS)-1:0] way_idx;
-    end
-    endgenerate
+    wire [`CLOG2(NUM_WAYS)-1:0] way_idx;
+    // generate if (NUM_WAYS == 1) begin
+    //   wire [0:0] way_idx;
+    // end else begin
+    //   wire [`CLOG2(NUM_WAYS)-1:0] way_idx;
+    // end
+    // endgenerate
 
     VX_onehot_encoder #(
         .N (NUM_WAYS)