Fix Kafka Lag Exporter dependency resolution

Kafka Lag Exporter has moved

• https://github.com/seglo/kafka-lag-exporter/issues/314
• https://github.com/seglo/kafka-lag-exporter/issues/316

We should backport this to v0.5 and v0.6.

changed milestone to %0.7.0

added Bug modul/infrastructure labels

assigned to @she

mentioned in merge request !243 (merged)

Closed by 1907a3c2, 6050ecda, 9bbc400d

closed

mentioned in commit a83a9f8b