chore(deps): update registry.suse.com/bci/bci-base docker tag to v15.7

Author: renovate[bot]

package/Dockerfile

@@ -12,7 +12,7 @@ RUN chmod +x /app/scripts/build
 # Run the build script
 RUN /app/scripts/build
 
-FROM registry.suse.com/bci/bci-base:15.6 AS lib_builder
+FROM registry.suse.com/bci/bci-base:15.7 AS lib_builder
 
 ARG SRC_BRANCH=main
 ARG SRC_TAG
@@ -45,7 +45,7 @@ RUN export REPO_OVERRIDE="" && \
     bash /usr/src/dep-versions/scripts/build-nfs-ganesha.sh "${REPO_OVERRIDE}" "${COMMIT_ID_OVERRIDE}"
 
 
-FROM registry.suse.com/bci/bci-base:15.6 AS release
+FROM registry.suse.com/bci/bci-base:15.7 AS release
 
 ARG TARGETPLATFORM
 RUN if [ "$TARGETPLATFORM" != "linux/amd64" ] && [ "$TARGETPLATFORM" != "linux/arm64" ]; then \