Bump votong to v2.5.3 (#46)

Author: danniel

apps/votong-ces2024/service.yaml

@@ -11,7 +11,7 @@ spec:
         autoscaling.knative.dev/min-scale: "1"
     spec:
       containers:
-        - image: code4romania/votong:2.5.2
+        - image: code4romania/votong:2.5.3
           resources:
             requests:
               cpu: 250m