[O2B-1104] added explicit ordering by the created_at date to solve test failing sometimes (#1338)

Author: SandroBoelsz

lib/database/repositories/EnvironmentHistoryItemRepository.js

@@ -25,7 +25,7 @@ const { timestampToMysql } = require('../../server/utilities/timestampToMysql.js
 const getHistoryDistributionQuery = ({ from, to }) => `
     SELECT statusHistory, COUNT(*) AS count
     FROM (
-        SELECT e.id, GROUP_CONCAT(ehi.status) AS statusHistory
+        SELECT e.id, GROUP_CONCAT(ehi.status ORDER BY ehi.created_at ASC) AS statusHistory
         FROM environments e
         INNER JOIN environments_history_items AS ehi 
         ON e.id = ehi.environment_id