feat: Ability to improve drafts in the editor using GPT integration (#6957)

ref: https://github.com/chatwoot/chatwoot/issues/6436
fixes: https://linear.app/chatwoot/issue/CW-1552/ability-to-rephrase-text-in-the-editor-using-gpt-integration

---------

Co-authored-by: Sojan <sojan@pepalo.com>
Co-authored-by: Nithin David Thomas <1277421+nithindavid@users.noreply.github.com>

app/javascript/dashboard/store/modules/integrations.js

@@ -17,7 +17,9 @@ const state = {
 };
 
 const isAValidAppIntegration = integration => {
-  return ['dialogflow', 'dyte', 'google_translate'].includes(integration.id);
+  return ['dialogflow', 'dyte', 'google_translate', 'openai'].includes(
+    integration.id
+  );
 };
 export const getters = {
   getIntegrations($state) {