style: increase height of response textarea in the free text prompt window

Author: theboxer

_build/gpm.yaml

@@ -1,5 +1,5 @@
 name: modAI
-version: 0.0.9-alpha
+version: 0.0.11-alpha
 lowCaseName: modai
 namespace: modAI
 author: 'John Peca'

assets/components/modai/js/mgr/widgets/text_prompt.window.js

@@ -100,6 +100,7 @@ Ext.extend(modAI.window.TextPrompt,MODx.Window, {
         this.preview = new Ext.form.TextArea({
             hidden: true,
             anchor: '100%',
+            height: '300px'
         });
 
         this.copyClose = new Ext.Button({