fixup! lib: add option for output register in pps generator

Original-commit: 401fcd11be0cab028a619c9bc4a75fe6aa856369

lib/timing/pps_generator.v

@@ -14,7 +14,7 @@ module pps_generator #(
    input  reset,
    output pps
 );
-    reg [31:0] count;
+    reg [31:0] count = 32'h0;
 
     always @(posedge clk) begin
         if (reset) begin