Bump meili version (#646)

Signed-off-by: Thomas Miceli <tho.miceli@gmail.com>

helm/opengist/Chart.yaml

@@ -15,5 +15,5 @@ dependencies:
     condition: postgresql.enabled
   - name: meilisearch
     repository: https://meilisearch.github.io/meilisearch-kubernetes
-    version: 0.17.1
+    version: 0.26.0
     condition: meilisearch.enabled