[crac] RFR: Fix: docker: Error response from daemon: Conflict. The container name "/crac-test" is already in use

[Jan Kratochvil]

Reproducibility is occasional only, reproduced with:

(set -ex;KIND=fastdebug;: rm -rf build/linux-x86_64-server-$KIND;export PATH="$(echo "$PATH"|sed 's#:/usr/lib64/ccache:#:'$HOME'/ccache:#')";: bash configure --disable-precompiled-headers --disable-ccache --with-debug-level=$KIND --with-jtreg=$HOME/azul/jtreg/build/images/jtreg --with-boot-jdk=/usr/lib/jvm/java-21;MAKEFLAGS= time n sudo make -C build/linux-x86_64-server-$KIND JOBS=$[4+32] LOG_LEVEL=debug STRIP_POLICY=no_strip LOG_CMDLINES=true run-test TEST="test/jdk/jdk/crac/java/lang/System")|&tee log

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Commit messages:
 - Fix: docker: Error response from daemon: Conflict. The container name "/crac-test" is already in use

Changes: https://git.openjdk.org/crac/pull/115/files
 Webrev: https://webrevs.openjdk.org/?repo=crac&pr=115&range=00
  Stats: 3 lines in 1 file changed: 2 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/crac/pull/115.diff
  Fetch: git fetch https://git.openjdk.org/crac.git pull/115/head:pull/115

PR: https://git.openjdk.org/crac/pull/115