Fix a typo in rabbitmq-run.sh

(cherry picked from commit eec4a04)

Author: HoloRin

scripts/bazel/rabbitmq-run.sh

@@ -44,7 +44,7 @@ TEST_TMPDIR=${TEST_TMPDIR:=${TMPDIR}/rabbitmq-test-instances}
 RABBITMQ_SCRIPTS_DIR=${BASE_DIR}/{RABBITMQ_HOME}/sbin
 RABBITMQ_PLUGINS=${RABBITMQ_SCRIPTS_DIR}/rabbitmq-plugins
 RABBITMQ_SERVER=${RABBITMQ_SCRIPTS_DIR}/rabbitmq-server
-RABBITMQCTL=${RABBITMQ_SCRIPTS_DIR}/rabbitmqzctl
+RABBITMQCTL=${RABBITMQ_SCRIPTS_DIR}/rabbitmqctl
 
 export RABBITMQ_SCRIPTS_DIR RABBITMQCTL RABBITMQ_PLUGINS RABBITMQ_SERVER