[U-Boot] [PATCH 1/1] Dockerfile: add python3-sphinx

[Heinrich Schuchardt]

python3-sphinx is needed to build the htmldocs target.

Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
---
This patch relates to
https://gitlab.denx.de/u-boot/gitlab-ci-runner
---
 Dockerfile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Dockerfile b/Dockerfile
index 73c1b8b..e8468ce 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -66,6 +66,7 @@ RUN apt-get update && apt-get install -y \
 	python-pip \
 	python-pytest \
 	python-virtualenv \
+	python3-sphinx \
 	rpm2cpio \
 	sloccount \
 	sparse \
--
2.20.1