indent 5.42.0 like the other stable releases

Author: book

pod/perlhist.pod

@@ -823,7 +823,7 @@ the strings?).
             5.42.0-RC2   2025-Jun-27
             5.42.0-RC3   2025-Jul-01
 
- Philippe   5.42.0       2025-Jul-03
+ Philippe  5.42.0        2025-Jul-03
 
  Philippe   5.43.0       2025-Jul-03     The 5.43 development track
  Richard L  5.43.1       2025-Jul-20