Update to 3.7.8-rc.4, debian 3.7.8.rc.4-1

Author: docker-library-bot

3.7-rc/debian/Dockerfile

@@ -95,9 +95,9 @@ ENV PATH /usr/lib/rabbitmq/bin:$PATH
 # gpg: key 6026DFCA: public key "RabbitMQ Release Signing Key <[email protected]>" imported
 ENV RABBITMQ_GPG_KEY 0A9AF2115F4687BD29803A206B73A36E6026DFCA
 
-ENV RABBITMQ_VERSION 3.7.7-rc.2
-ENV RABBITMQ_GITHUB_TAG v3.7.7-rc.2
-ENV RABBITMQ_DEBIAN_VERSION 3.7.7.rc.2-1
+ENV RABBITMQ_VERSION 3.7.8-rc.4
+ENV RABBITMQ_GITHUB_TAG v3.7.8-rc.4
+ENV RABBITMQ_DEBIAN_VERSION 3.7.8.rc.4-1
 
 RUN set -eux; \
 	\