fix a few more standard header lines in winner README.md files

1989/paul/README.md

@@ -20,6 +20,7 @@ out. See [alternate code](#alternate-code) below for more details.
 ./paul
 ```
 
+
 ## Alternate code:
 
 This version was described by the author like:
@@ -30,6 +31,7 @@ the program.  Besides it is fun to watch the tape zooming back
 and forth as the program runs.  A much better debugger or trace
 could easily be added.
 
+
 ### Alternate build:
 
 ```sh