docs: SafeSetID.rst: Remove spurious '???' characters
Christian Kujau authored

It appears that some smart quotes were changed to "???" by even smarter
software; change them to the dumb but legible variety.
Signed-off-by: default avatarChristian Kujau <lists@nerdbynature.de>
Signed-off-by: default avatarJonathan Corbet <corbet@lwn.net>
0e390189
Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.