update CC-BY-SA to 4.0+

Signed-off-by: Federico Vaga <federico.vaga@cern.ch>

.reuse/dep5

@@ -5,7 +5,7 @@ Source: https://www.ohwr.org/project/mock-turtle
 
 Files: doc/conf.py doc/*.rst doc/*.svg doc/*.cdr doc/*.txt doc/*.tex doc/*.eps
 Copyright:2019 CERN (home.cern)
-License: CC-BY-SA-4.0
+License: CC-BY-SA-4.0+
 
 Files: software/firmware/Makefile.kconfig software/firmware/scripts/* software/firmware/scripts/*.c software/firmware/scripts/*.h software/firmware/scripts/*.sh
 Copyright: Linux

CHANGELOG.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
 
   SPDX-FileCopyrightText: 2019 CERN
 

README.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
 
   SPDX-FileCopyrightText: 2019 CERN
 

doc/architecture.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 .. _arch:

doc/demos/alarm-clock.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 ==========================

doc/demos/data-generator.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 ==============================

doc/demos/fmc-spec-carrier.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 .. _`demo:spec`:

doc/demos/fmc-svec-carrier.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 .. _`demo:svec`:

doc/demos/hello-world.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 ==========================

doc/demos/index.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 .. _`demo`:

doc/glossary.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 ========

doc/hdl/index.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 ===============

doc/index.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 .. Mock Turtle documentation master file, created by

doc/introduction.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 .. _introduction:description:

doc/registers/index.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 .. highlight:: none

doc/registers/wbgen_csr.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 :orphan:

doc/registers/wbgen_lr.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 :orphan:

doc/software/firmware-framework.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 .. highlight:: c

doc/software/firmware-library.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 .. highlight:: c

doc/software/index-fw.rst

 ..
-  SPDX-License-Identifier: CC-BY-SA-4.0
+  SPDX-License-Identifier: CC-BY-SA-4.0+
   SPDX-FileCopyrightText: 2019 CERN
 
 .. _`sw:fw`: