Update registry.access.redhat.com/ubi8/openjdk-21 Docker tag to v1.23-5.1787578700

Signed-off-by: red-hat-konflux-kflux-prd-rh02 <190377777+red-hat-konflux-kflux-prd-rh02[bot]@users.noreply.github.com>

Author: red-hat-konflux-kflux-prd-rh02[bot]

docker/Dockerfile.community-app.multistage

@@ -20,7 +20,7 @@ USER 185
 RUN cd /usr/src/app/ && ./mvnw clean install -DskipTests -Dlib -Dcommunity-app $MAVEN_BUILD_EXTRA_ARGS
 
 ## Stage 2 : create the docker final image
-FROM registry.access.redhat.com/ubi8/openjdk-21:1.23-5
+FROM registry.access.redhat.com/ubi8/openjdk-21:1.23-5.1787578700
 
 ARG MAVEN_EXTRA_ARGS=
 RUN echo "$MAVEN_EXTRA_ARGS"