sogo: switched apt source to sogo again (supports aarch64 now)

data/Dockerfiles/sogo/Dockerfile

@@ -4,7 +4,7 @@ LABEL maintainer="The Infrastructure Company GmbH <info@servercow.de>"
 
 ARG DEBIAN_FRONTEND=noninteractive
 ARG DEBIAN_VERSION=bookworm
-ARG SOGO_DEBIAN_REPOSITORY=http://www.axis.cz/linux/debian
+ARG SOGO_DEBIAN_REPOSITORY=https://packagingv2.sogo.nu/sogo-nightly-debian/
 # renovate: datasource=github-releases depName=tianon/gosu versioning=semver-coerced extractVersion=^(?<version>.*)$
 ARG GOSU_VERSION=1.17
 ENV LC_ALL=C
@@ -33,9 +33,8 @@ RUN echo "Building from repository $SOGO_DEBIAN_REPOSITORY" \
   && gosu nobody true \
   && mkdir /usr/share/doc/sogo \
   && touch /usr/share/doc/sogo/empty.sh \
-  && wget http://www.axis.cz/linux/debian/axis-archive-keyring.deb -O /tmp/axis-archive-keyring.deb \
-  && apt install -y /tmp/axis-archive-keyring.deb \
-  && echo "deb [trusted=yes] ${SOGO_DEBIAN_REPOSITORY} ${DEBIAN_VERSION} sogo-v5" > /etc/apt/sources.list.d/sogo.list \
+  && wget -O- https://keys.openpgp.org/vks/v1/by-fingerprint/74FFC6D72B925A34B5D356BDF8A27B36A6E2EAE9 | gpg --dearmor | apt-key add - \
+  && echo "deb [trusted=yes] ${SOGO_DEBIAN_REPOSITORY} ${DEBIAN_VERSION} main" > /etc/apt/sources.list.d/sogo.list \
   && apt-get update && apt-get install -y --no-install-recommends \
     sogo \
     sogo-activesync \