Moving configuration setting to shared function

tests/e2e/pages/embedStream.js

@@ -1,3 +1,5 @@
+const fetch = require('node-fetch');
+
 const embedCommands = {
   ready() {
     return this.resizeWindow(1200, 800)
@@ -5,6 +7,16 @@ const embedCommands = {
       .waitForElementVisible('body', 2000)
       .frame('coralStreamIframe');
   },
+  setConfig(config, baseUrl) {
+    return fetch(`${baseUrl}/api/v1/settings`, {
+      method: 'PUT',
+      headers: {
+        'Content-Type': 'application/json',
+        'Accept': 'application/json'
+      },
+      body: JSON.stringify(config)
+    });
+  },
   enterComment() {
     const comment = 'This is a test comment';
     return this