remove another past event

content/events.json

@@ -5,18 +5,6 @@
       "name_en": "Regular Meetings",
       "events": [
 
-        {
-          "start": "2018-01-23 19:00",
-          "duration": "3h",
-          "location": "Güterstrasse 8",
-          "summary_en": "The weekly meeting of the Chaostreff Bern",
-          "summary_de": "Das wöchentliche Treffen des Chaostreff Bern",
-          "title": "Chaostreff Bern",
-          "url_de": "/de/treff.html",
-          "url_en": "/en/treff.html",
-          "location_url": "treff.html#gueterstrasse"
-        },
-
         {
           "start": "2018-01-30 19:00",
           "duration": "3h",