Resolve documentation build errors

Eliminated all the warnings and errors in the documentations.

Signed-off-by: Gabor Toth <gabor.toth2@arm.com>
Change-Id: I355b0db832e62d7eb4f0968c309e547ae7a51dc3
diff --git a/docs/project/coding-guidelines.rst b/docs/project/coding-guidelines.rst
index 5b5607a..cc5c18e 100644
--- a/docs/project/coding-guidelines.rst
+++ b/docs/project/coding-guidelines.rst
@@ -33,13 +33,13 @@
 C source files should include a copyright and license comment block at the head of each file. Here is an example::
 
    /*
-    * Copyright (c) 2020-2022, Arm Limited and Contributors. All rights reserved.
+    * Copyright (c) 2020-2023, Arm Limited and Contributors. All rights reserved.
     *
     * SPDX-License-Identifier: BSD-3-Clause
     */
 
-Boring stuff is not for smart people and the project uses the `Uncrustify`_ code beautifier to easy formatting the
-source. (See :download:`../../.uncrustify.cfg`)
+Boring stuff is not for smart people and the project uses the `Clang-Format`_ code beautifier to easy formatting the
+source. (See :download:`../../.clang-format`)
 
 CMake Rules
 -----------
@@ -63,7 +63,7 @@
 Each file should include a copyright and license comment block at the head of each file. Here is an example::
 
    #-------------------------------------------------------------------------------
-   # Copyright (c) 2020-2022, Arm Limited and Contributors. All rights reserved.
+   # Copyright (c) 2020-2023, Arm Limited and Contributors. All rights reserved.
    #
    # SPDX-License-Identifier: BSD-3-Clause
    #
@@ -80,8 +80,8 @@
 .. _`snake_case`: https://en.wikipedia.org/wiki/Snake_case
 .. _`CMake Documentation`: https://github.com/Kitware/CMake/blob/master/Help/dev/documentation.rst
 .. _`EditorConfig`: https://editorconfig.org/
-.. _`Uncrustify`: https://github.com/uncrustify/uncrustify
+.. _`Clang-Format`: https://clang.llvm.org/docs/ClangFormat.html
 
-*Copyright (c) 2020-2022, Arm Limited and Contributors. All rights reserved.*
+*Copyright (c) 2020-2023, Arm Limited and Contributors. All rights reserved.*
 
 SPDX-License-Identifier: BSD-3-Clause