docs: rename development-process/ to process/

As we'll type this a lot, after adding CodingStyle & friends,
let's rename the directory name to a shorter one.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
diff --git a/Documentation/conf.py b/Documentation/conf.py
index 4db1993..b08e0c9 100644
--- a/Documentation/conf.py
+++ b/Documentation/conf.py
@@ -338,7 +338,7 @@
 latex_documents = [
     ('kernel-documentation', 'kernel-documentation.tex', 'The Linux Kernel Documentation',
      'The kernel development community', 'manual'),
-    ('development-process/index', 'development-process.tex', 'Linux Kernel Development Documentation',
+    ('process/index', 'development-process.tex', 'Linux Kernel Development Documentation',
      'The kernel development community', 'manual'),
     ('gpu/index', 'gpu.tex', 'Linux GPU Driver Developer\'s Guide',
      'The kernel development community', 'manual'),