MT#57453 Switch docker image to bookworm

Change-Id: I8c3c601783c6ae3a615439470f067798bf17768b

t/tap-tests-docker/Dockerfile

@@ -1,11 +1,11 @@
-# DOCKER_NAME=jenkins-tap-test-bullseye
-FROM docker.mgm.sipwise.com/sipwise-bullseye:latest
+# DOCKER_NAME=jenkins-tap-test-bookworm
+FROM docker.mgm.sipwise.com/sipwise-bookworm:latest
 
 # Important! Update this no-op ENV variable when this Dockerfile
 # is updated with the current date. It will force refresh of all
 # of the base images and things like `apt-get update` won't be using
 # old cached versions when the Dockerfile is built.
-ENV REFRESHED_AT 2021-08-11
+ENV REFRESHED_AT 2023-06-26
 
 RUN apt-get update && apt-get install --assume-yes --no-install-recommends \
   binutils \
@@ -43,12 +43,12 @@ WORKDIR /code/
 # (jump to the next section if you don't want to build yourself!):
 # NOTE: run the following command from root folder of git repository:
 #
-# % docker build --tag="jenkins-tap-test-bullseye" -f t/tap-tests-docker/Dockerfile .
-# % docker run --rm -i -t -v $(pwd):/code/source:rw jenkins-tap-test-bullseye:latest bash
+# % docker build --tag="jenkins-tap-test-bookworm" -f t/tap-tests-docker/Dockerfile .
+# % docker run --rm -i -t -v $(pwd):/code/source:rw jenkins-tap-test-bookworm:latest bash
 #
 # Use the existing docker image:
-# % docker pull docker.mgm.sipwise.com/jenkins-tap-test-bullseye
-# % docker run --rm -i -t -v $(pwd):/code/source:rw docker.mgm.sipwise.com/jenkins-tap-test-bullseye:latest bash
+# % docker pull docker.mgm.sipwise.com/jenkins-tap-test-bookworm
+# % docker run --rm -i -t -v $(pwd):/code/source:rw docker.mgm.sipwise.com/jenkins-tap-test-bookworm:latest bash
 #
 # Inside docker (the command is in history, just press UP button):
 #   LC_ALL=C.UTF-8 SHELL=bash WORKSPACE=/code/ /usr/bin/tap_tool_dispatcher