feat: add tryItOutEnabled configuration (#6865)

* feat: add tryItOutEnabled configuration

allow users to set tryItOutEnabled: true to display
the "Try it out" section by default

tryItOutEnabled to take === "true" for the
query string value or === true if someone
implements query string type parsing in the query

test/e2e-cypress/tests/features/try-it-out-enabled.js

@@ -0,0 +1,22 @@
+describe("Try it out enabled configuration", () => {
+    it("should enable the try it out section when true", () => {
+
+      cy
+        .visit("?tryItOutEnabled=true&url=/documents/features/try-it-out-enabled.yaml")
+        .get("#operations-default-get_")
+        .click()
+        .get(".try-out__btn")
+        .should("have.text","Cancel")
+    })
+
+    it("should disable the try it out section when false", () => {
+
+        cy
+          .visit("?tryItOutEnabled=false&url=/documents/features/try-it-out-enabled.yaml")
+          .get("#operations-default-get_")
+          .click()
+          .get(".try-out__btn")
+          .should("have.text","Try it out ")
+      })
+  })
+