replace trailing whitespace with blackslash in README.md

As an alternative to the markdown trailing whitespace as a line
break, we use a trailing blackslash as a markdown line break.

1995/esde/README.md

@@ -1,8 +1,8 @@
 # Interesting Algorithm
 
-Sebastian Deorowicz  
-ul. Radzionkowska 71a  
-42-605 Tarnowskie Gory   
+Sebastian Deorowicz\
+ul. Radzionkowska 71a\
+42-605 Tarnowskie Gory\
 Poland
 
 ## To build: