fix zinit test

simple/run.sh

@@ -197,8 +197,6 @@ else
 			elif [ "$1" = "tribuf_logic" ]; then
 				expected_string="cell \$tribuf"
 				expected="0"
-			elif [ "$1" = "zinit" ]; then
-				expected_string="cell \$_NOT_ \$auto\$zinit"
 			fi
 			if test -f "result.log"; then
 				if grep "$expected_string" result.log; then

simple/zinit/top.v

@@ -65,7 +65,7 @@ endmodule
 module ndffnsnr
     ( input d, clk, pre, clr, output reg q );
     initial begin
-      q = 1;
+      q = 1'bx;
     end
 	always @( negedge clk, negedge pre, negedge clr )
 		if ( !clr )