Validate ES version parameter in test compat job

10:51:08  + helmfile --helm-binary /usr/bin/helm3 --file ci/helm/helmfile.yaml deps
10:51:08  Adding repo bitnami https://raw.githubusercontent.com/bitnami/charts/d2a3b454f8bb808a493d417199d3e2e09b5c650c/bitnami
10:51:09  "bitnami" has been added to your repositories
10:51:09  
10:51:09  Adding repo elastic https://helm.elastic.co/
10:51:09  "elastic" has been added to your repositories
10:51:09  
10:51:09  Adding repo opensearch https://opensearch-project.github.io/helm-charts/
10:51:10  "opensearch" has been added to your repositories
10:51:10  
10:51:10  Adding repo nuxeo https://chartmuseum.platform.dev.nuxeo.com/
10:51:10  "nuxeo" has been added to your repositories
10:51:10  
10:51:10  in ci/helm/helmfile.yaml: [exit status 1
10:51:10  
10:51:10  COMMAND:
10:51:10    /usr/bin/helm3 template --debug=false --output-dir=/tmp/chartify2803570117/platform-nuxeo-unit-tests-30-mongodb-es/elasticsearch8/elasticsearch/helmx.1.rendered --include-crds elasticsearch8 /tmp/chartify2803570117/platform-nuxeo-unit-tests-30-mongodb-es/elasticsearch8/elasticsearch -f /tmp/chartify2803570117/platform-nuxeo-unit-tests-30-mongodb-es/elasticsearch8/elasticsearch/values.yaml -f /tmp/helmfile686477367/platform-nuxeo-unit-tests-30-mongodb-es-elasticsearch8-values-75b9c799b5 -f /tmp/helmfile3495801745/platform-nuxeo-unit-tests-30-mongodb-es-elasticsearch8-values-659b554c46 -f /tmp/helmfile1134434766/platform-nuxeo-unit-tests-30-mongodb-es-elasticsearch8-values-fc55c9585 --namespace platform-nuxeo-unit-tests-30-mongodb-es
10:51:10  
10:51:10  OUTPUT:
10:51:10    Error: template: elasticsearch/templates/statefulset.yaml:15:24: executing "elasticsearch/templates/statefulset.yaml" at <include "elasticsearch.esMajorVersion" .>: error calling include: template: elasticsearch/templates/_helpers.tpl:83:57: executing "elasticsearch.esMajorVersion" at <".">: wrong type for value; expected string; got float64
10:51:10    Use --debug flag to render out invalid YAML]