Merge branch 'textcollector-alert-message-typo' into 'develop'

Fix Textcollector alert message typo

See merge request !391

nixos/modules/monitoring/server/grafana-dashboards/meta-monitoring.json

@@ -186,7 +186,7 @@
         "for": "5m",
         "frequency": "1m",
         "handler": 1,
-        "message": "A metrics text file is oder than 10 minutes.",
+        "message": "A metrics text file is older than 10 minutes.",
         "name": "Textcollector staleness alert",
         "noDataState": "no_data",
         "notifications": []