coding-style: fix title of Greg K-H's talk

The talk title was inadvertently mangled in 8c27ceff ("docs: fix
locations of several documents that got moved").
Signed-off-by: Jakub Wilk <jwilk@jwilk.net>
Link: https://lore.kernel.org/r/20230322215311.6579-1-jwilk@jwilk.netSigned-off-by: Jonathan Corbet <corbet@lwn.net>

Documentation/process/coding-style.rst

@@ -1267,5 +1267,5 @@ gcc internals and indent, all available from https://www.gnu.org/manual/
 WG14 is the international standardization working group for the programming
 language C, URL: http://www.open-std.org/JTC1/SC22/WG14/
 
-Kernel :ref:`process/coding-style.rst <codingstyle>`, by greg@kroah.com at OLS 2002:
+Kernel CodingStyle, by greg@kroah.com at OLS 2002:
 http://www.kroah.com/linux/talks/ols_2002_kernel_codingstyle_talk/html/