docker: Install pyelftools for builds

Binman needs this module to build sandbox_vpl and it is needed elsewhere
in CI.

Add it to the docker file.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heinrich Schuchardt <xpyron.glpk@gmx.de>

diff --git a/tools/docker/Dockerfile b/tools/docker/Dockerfile
index 84b7777e8883df83536a6411b6e6a8bc215dc801..42ab81283d273e71460c1c0fa3808c5c4c8f4672 100644 (file)
--- a/tools/docker/Dockerfile
+++ b/tools/docker/Dockerfile
@@ -97,6 +97,7 @@ RUN apt-get update && apt-get install -y \
        python3 \
        python3-dev \
        python3-pip \
+       python3-pyelftools \
        python3-sphinx \
        python3-virtualenv \
        rpm2cpio \