Update courier inspector stats to handle total object format (#93703)

* Update courier inspector stats to handle total object format

* tslint

* add TODO comment

Co-authored-by: Kibana Machine <42973632+kibanamachine@users.noreply.github.com>

src/plugins/data/common/search/expressions/utils/courier_inspector_stats.ts

@@ -74,17 +74,27 @@ export function getResponseInspectorStats(
     };
   }
 
-  if (resp && resp.hits) {
+  if (resp && resp.hits?.total !== undefined) {
+    let value: string | undefined;
+    // TODO remove case where total is number when legacyHitsTotal is removed
+    if (typeof resp.hits.total === 'number') {
+      value = `${resp.hits.total}`;
+    } else {
+      const total = resp.hits.total as { relation: string; value: number };
+      value = total.relation === 'eq' ? `${total.value}` : `> ${total.value}`;
+    }
     stats.hitsTotal = {
       label: i18n.translate('data.search.searchSource.hitsTotalLabel', {
         defaultMessage: 'Hits (total)',
       }),
-      value: `${resp.hits.total}`,
+      value,
       description: i18n.translate('data.search.searchSource.hitsTotalDescription', {
         defaultMessage: 'The number of documents that match the query.',
       }),
     };
+  }
 
+  if (resp && resp.hits) {
     stats.hits = {
       label: i18n.translate('data.search.searchSource.hitsLabel', {
         defaultMessage: 'Hits',