Add Intel GPU CI to README.md (#562)

## Summary
<!--- This is a required section; please describe the main purpose of
this proposed code change. --->
Add Intel GPU CI to README.md
<!---
## Details
This is an optional section; is there anything specific that reviewers
should be aware of?
--->

## Testing Done
<!--- This is a required section; please describe how this change was
tested. --->
<img width="1020" alt="Screenshot 2025-02-11 at 10 40 11 PM"
src="https://github.com/user-attachments/assets/a36c1384-fe68-470a-a3ac-e48d655fd657"
/>

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- Hardware Type: <BLANK>
- [ ] run `make test` to ensure correctness
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- [ ] run `make test-convergence` to ensure convergence

Author: hebiao064

README.md

@@ -47,6 +47,11 @@
                     <img src="https://github.com/linkedin/Liger-Kernel/actions/workflows/amd-ci.yml/badge.svg?event=schedule" alt="Build">
                 </a>
             </div>
+            <div style="display: block;">
+                <a href="https://github.com/linkedin/Liger-Kernel/actions/workflows/amd-ci.yml">
+                    <img src="https://github.com/linkedin/Liger-Kernel/actions/workflows/intel-ci.yml/badge.svg?event=schedule" alt="Build">
+                </a>
+            </div>
         </td>
     </tr>
 </table>