Doc: Fix readthedocs.org jinja2 import issue
Document builds at readtedocs.org are failing due to an jinja2 related
import issue. For details see [1].
This change fixes the jinja2 version to be < 3.1 as a workaround.
1: https://github.com/readthedocs/readthedocs.org/issues/9038
Change-Id: Ibeedc3aac8332d00af6d43aa3a2f42fd7a774507
Signed-off-by: Gyorgy Szing <Gyorgy.Szing@arm.com>
diff --git a/docs/requirements.txt b/docs/requirements.txt
index 7b7562c..19a81f3 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,5 +1,5 @@
#
-# Copyright (c) 2020, Arm Limited and Contributors. All rights reserved.
+# Copyright (c) 2020-2022, Arm Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
@@ -10,3 +10,4 @@
sphinx-rtd-theme==0.4.3
sphinxcontrib-moderncmakedomain==3.13
sphinxcontrib-plantuml==0.18
+Jinja2<3.1