fix standard headers and header spacing in winner README.md files

2004/burley/README.md

@@ -21,7 +21,7 @@ NOTE: you need to input a number first. See judges' remarks below for
 information on how to play.
 
 
-## Try:
+### Try:
 
 ```sh
 echo "Do or do not. There is no try."
@@ -74,6 +74,7 @@ NOTE: the author talks about how it is a single statement. This might not be
 strictly true in 2023 for the fixes for it to work so you can look at the
 original file [burley.orig.c](burley.orig.c) to see what is meant.
 
+
 ## Author's remarks:
 
 This program plays draw poker.  What is unusual about it is that it