Upgrade to Elasticsearch 8 - Games-of-Switzerland/swissgamesgarden#143

[WengerK]

💬 Describe the pull request

Follow-up Upgrade frontend of to Elasticsearch 8

🗃️ Issues

This pull request is related to :

• Games-of-Switzerland/swissgamesgarden#143

💣 Breaking Changes

elasticsearch response hits.total become hits.total.value

{
    "hits": {
-       "total": 10
+       "total": {
+           "value": 10,
+           "relation": "eq"
        },
    }
}