[buildbot] docker,worker: install pyelftools

[LEDE Commits]

ynezz pushed a commit to buildbot.git, branch main:
https://git.openwrt.org/91f8f2e3763c65a5ba9c9a15768286cfbf7df53f

commit 91f8f2e3763c65a5ba9c9a15768286cfbf7df53f
Author: Paul Spooren <mail at aparcar.org>
AuthorDate: Fri Oct 25 11:11:48 2024 +0200

    docker,worker: install pyelftools
    
    Without it, errors may appear:
    
    WARNING: Makefile 'package/feeds/telephony/freeswitch/Makefile' has a dependency on 'libpcre', which does not exist
    make[2]: Entering directory '/builder/shared-workdir/build/scripts/config'
    make[2]: 'conf' is up to date.
    make[2]: Leaving directory '/builder/shared-workdir/build/scripts/config'
    Checking 'python3-pyelftools'... failed.
    Checking 'python3-dev'... ok.
    Checking 'python3-setuptools'... ok.
    Checking 'swig'... ok.
    u-boot: Please install the Python3 elftools module
    
    Fixes: 3ac7d39bd4c3 ("buildworker,buildmaster: bump Debian to version 12")
    
    Signed-off-by: Paul Spooren <mail at aparcar.org>
---
 docker/buildworker/Dockerfile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docker/buildworker/Dockerfile b/docker/buildworker/Dockerfile
index bc616ad..0d230f1 100644
--- a/docker/buildworker/Dockerfile
+++ b/docker/buildworker/Dockerfile
@@ -33,6 +33,7 @@ RUN \
 		python3 \
 		python3-venv \
 		python3-pip \
+		python3-pyelftools \
 		qemu-utils \
 		rsync \
 		signify-openbsd \