Update Ubuntu container

Signed-off-by: Dario Cillerai <dcillera@redhat.com>

Author: dcillera

openssl/run_envoy_docker.sh

@@ -17,6 +17,7 @@ docker build --pull --iidfile "${SCRATCH_DIR}/iid" -f - "${SCRATCH_DIR}" << EOF
     # Install the missing Kitware public key
     RUN wget -qO- https://apt.kitware.com/keys/kitware-archive-latest.asc | gpg --dearmor - > /usr/share/keyrings/kitware-archive-keyring.gpg
     RUN sed -i "s|^deb.*kitware.*$|deb [signed-by=/usr/share/keyrings/kitware-archive-keyring.gpg] https://apt.kitware.com/ubuntu/ \$(lsb_release -cs) main|g" /etc/apt/sources.list
+    RUN wget -q -O - https://download.opensuse.org/repositories/devel:kubic:libcontainers:stable/xUbuntu_20.04/Release.key | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/devel_kubic_libcontainers_stable.gpg > /dev/null
     RUN apt update
 
     # Install OpenSSL 3.0.x
@@ -40,4 +41,4 @@ export IMAGE_NAME=$(cat "${SCRATCH_DIR}/iid" | cut -d ":" -f 1)
 export IMAGE_ID=$(cat "${SCRATCH_DIR}/iid" | cut -d ":" -f 2)
 
 # Hand off to the upstream run_envoy_docker.sh script
-exec ./ci/run_envoy_docker.sh "$@"
+exec ./ci/run_envoy_docker.sh "$@"