Dockerfile: add sudo as package

Author: thomas-roos

assets/build-image/ubuntu_22_04/Dockerfile

@@ -8,7 +8,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     gawk wget git diffstat unzip texinfo gcc build-essential chrpath \
     socat cpio python3 python3-pip python3-pexpect xz-utils debianutils \
     iputils-ping python3-git python3-jinja2 libegl1-mesa libsdl1.2-dev \
-    python3-subunit mesa-common-dev zstd liblz4-tool file locales xterm
+    python3-subunit mesa-common-dev zstd liblz4-tool file locales xterm sudo
 
 # Install packages used elsewhere in the build
 RUN apt-get install -y --no-install-recommends \