Use the latest release candidate to run tests (#3246)

Author: tishun

src/test/resources/docker-env/.env

@@ -1,3 +1,3 @@
 REDIS_ENV_WORK_DIR=../../../../work/docker
-REDIS_VERSION=8.0-M05-pre
-REDIS_STACK_VERSION=8.0-M05-pre
+REDIS_VERSION=8.0-RC1-pre
+REDIS_STACK_VERSION=8.0-RC1-pre

src/test/resources/docker-env/docker-compose.yml

@@ -1,7 +1,7 @@
 x-client-libs-image: &client-libs-image
-  image: "redislabs/client-libs-test:${REDIS_VERSION:-8.0-M05-pre}"
+  image: "redislabs/client-libs-test:${REDIS_VERSION:-8.0-RC1-pre}"
 x-client-libs-stack-image: &client-libs-stack-image
-  image: "redislabs/client-libs-test:${REDIS_STACK_VERSION:-8.0-M05-pre}"
+  image: "redislabs/client-libs-test:${REDIS_STACK_VERSION:-8.0-RC1-pre}"
 
 services:
   # Standalone Redis Servers