Update remote-write alert rules mixin (#8423)
Update remote-write alert rules mixin (#8423)

Signed-off-by: ravilr <c921566e0ae1cf40053939f66f3fc4e8dba0d46f@yahoo.com>
GoogleCloudPlatform/prometheus,GoogleCloudPlatform/prometheus,alileza/prometheus,GoogleCloudPlatform/prometheus,alileza/prometheus,prometheus/prometheus,keegancsmith/prometheus,alileza/prometheus,prometheus/prometheus,prometheus/prometheus,prometheus/prometheus,keegancsmith/prometheus,keegancsmith/prometheus,keegancsmith/prometheus,alileza/prometheus,GoogleCloudPlatform/prometheus,prometheus/prometheus,alileza/prometheus,keegancsmith/prometheus,GoogleCloudPlatform/prometheus