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

1992/buzzard.1/README.md

@@ -20,7 +20,8 @@ make all
 
 NOTE: this program will crash without two args.
 
-## Try:
+
+### Try:
 
 ```sh
 ./buzzard.1 0 10
@@ -28,6 +29,7 @@ NOTE: this program will crash without two args.
 ./buzzard.1 1 521
 ```
 
+
 ## Judges' remarks:
 
 To see good C Preprocessor buzzard.1, try:
@@ -39,6 +41,7 @@ cat babble.cppcb
 
 Notice how many statements it takes to do anything useful?
 
+
 ## Author's remarks:
 
 What you shouldn't think about `buzzard.1`:
@@ -239,6 +242,7 @@ my attention.
 `buzzard.1` was originally named 'cb', for obvious reasons, and is
 dedicated to the memory of Charles Barrett.
 
+
 ## Copyright and CC BY-SA 4.0 License:
 
 This file is Copyright (c) 2023 by Landon Curt Noll.  All Rights Reserved.