makefile: use "pacific" as our default ceph version
"quincy" is already out which will then make "octopus" EOL very soon.
Therefore default to "pacific" instead.
@@ -4,7 +4,7 @@ CONTAINER_OPTS := --security-opt $(shell grep -q selinux /sys/kernel/security/ls
CONTAINER_BUILD_OPTS :=
CONTAINER_CONFIG_DIR := testing/containers/ceph
VOLUME_FLAGS :=
-CEPH_VERSION := octopus
+CEPH_VERSION := pacific
RESULTS_DIR :=
CHECK_GOFMT_FLAGS := -e -s -l
IMPLEMENTS_OPTS :=
