automatically fix simple declaration order issues

test/basic/reorder.sv

@@ -0,0 +1,5 @@
+module top;
+    assign arr[0][0] = 1;
+    logic [1:0][2:0] arr;
+    initial $display("%b", arr);
+endmodule

test/basic/reorder.v

@@ -0,0 +1,5 @@
+module top;
+    wire [5:0] arr;
+    assign arr[0] = 1;
+    initial $display("%b", arr);
+endmodule