feat: Add an SDK method for opening conversation in popout window (#4232)

app/javascript/packs/sdk.js

@@ -31,6 +31,14 @@ const runSDK = ({ baseUrl, websiteToken }) => {
       IFrameHelper.events.toggleBubble(state);
     },
 
+    popoutChatWindow() {
+      IFrameHelper.events.popoutChatWindow({
+        baseUrl: window.$chatwoot.baseUrl,
+        websiteToken: window.$chatwoot.websiteToken,
+        locale: window.$chatwoot.locale,
+      });
+    },
+
     setUser(identifier, user) {
       if (typeof identifier !== 'string' && typeof identifier !== 'number') {
         throw new Error('Identifier should be a string or a number');