Merge branch 'ethan/byok-plan' of https://github.com/microsoft/copilot-for-eclipse into ethan/byok-plan

Author: ethanyhou

com.microsoft.copilot.eclipse.swtbot.test/test-plans/byok/byok.md

@@ -89,9 +89,9 @@ Not exercised in this plan (separate scenarios):
    and contains exactly the six providers `Azure`, `OpenAI`, `Gemini`,
    `Groq`, `OpenRouter`, `Anthropic`.
 7. Verify the action buttons are present on the right side:
-   **Add Model…**, **Remove Model**, **Enable** / **Disable**, **Reload**,
-   **Change API…**, **Delete API…**. With no selection, **Add Model…**,
-   **Remove Model**, **Enable**, **Change API…**, and **Delete API…** are
+   **Add Model...**, **Remove Model**, **Enable** / **Disable**, **Reload**,
+   **Change API...**, **Delete API...**. With no selection, **Add Model...**,
+   **Remove Model**, **Enable**, **Change API...**, and **Delete API...** are
    disabled; only **Reload** is enabled.
 
 #### Expected Result