Stats card: migrate from show_total_reviews to show option (resolves #2836) (#2844)

* Stats card: migrate from show_total_reviews to show option (resolves #2836)

* dev

* docs: improve documentation

---------

Co-authored-by: rickstaa <rick.staa@outlook.com>

tests/renderStatsCard.test.js

@@ -77,7 +77,7 @@ describe("Test renderStatsCard", () => {
 
   it("should show total reviews", () => {
     document.body.innerHTML = renderStatsCard(stats, {
-      show_total_reviews: true,
+      show: ["reviews"],
     });
 
     expect(