Fix typo in YAML for 1-020_validate_redis_ha_nonha (#800)

Signed-off-by: Jonathan West <jonwest@redhat.com>

Author: jgwest

test/openshift/e2e/sequential/1-020_validate_redis_ha_nonha/04-disable-ha.yaml

@@ -5,4 +5,4 @@ metadata:
   namespace: openshift-gitops
 spec:
   ha:
-   enabled: false
+    enabled: false