bug#31945: 27.0.50; Readability of format docstring

[Eli Zaretskii]

> From: Andreas Röhler <andreas.roehler@easy-emacs.de>
> Date: Sat, 23 Jun 2018 08:30:57 +0200
> 
> C-h f format RET
> 
> 
> Docu of format arguments starts commonly with argument in column 0.
> %x however starts after comma inside a line:
> 
> "%s means print a string argument.  Actually, prints any object, with 
> ‘princ’.
> %d means print as signed number in decimal.
> %o means print as unsigned number in octal, %x as unsigned number in hex.
> "
> 
> Suggest to move docu of %x to column zero too.

Thanks, done.