Checkmk Werk 15912: graylog_alerts: Fixed section parsing when transitioning from 2.1 to 2.2

ID: 15912 Title: graylog_alerts: Fixed section parsing when transitioning from 2.1 to 2.2 Component: Checks & agents Level: 1 Class: Bug fix Version: 2.3.0b1 When transitioning from 2.1 to 2.2, parsing of the graylog alerts section used to fail. The error contains: C+: "exc_type": "AttributeError", "exc_value": "'list' object has no attribute 'get'" C-: This has now been fixed and the transition will not cause problems.