improve ui

_layouts/default.html

@@ -1309,7 +1309,7 @@
         <div class="copilot-suggestion-actions">
           <div class="copilot-suggestion-buttons">
             <button class="copilot-suggestion-button secondary" onclick="hideCopilotSuggestion(false)">No, thanks</button>
-            <button class="copilot-suggestion-button primary" onclick="hideCopilotSuggestion(true)">Switch to Copilot</button>
+            <button class="copilot-suggestion-button primary" onclick="hideCopilotSuggestion(true)">Switch to GitHub Copilot</button>
           </div>
           <label class="copilot-suggestion-checkbox">
             <input type="checkbox" id="doNotShowAgain">