Updated out-of-date Yourkit site and added Github Copilot nightly

Author: iloveeclipse

releng/org.eclipse.ui.releng/platformUiTools.p2f

@@ -109,7 +109,12 @@
     </iu>
     <iu id='com.yourkit.profiler.feature.group' name='Yourkit' version='0.0.0'>
         <repositories size='1'>
-            <repository location='https://www.yourkit.com/download/yjp2023_9_for_eclipse'/>
+            <repository location='https://www.yourkit.com/download/yjp2025_3_for_eclipse/'/>
+        </repositories>
+    </iu>
+    <iu id='com.microsoft.copilot.eclipse.feature.feature.group' name='Github Copilot' version='0.0.0'>
+        <repositories size='1'>
+            <repository location='https://azuredownloads-g3ahgwb5b8bkbxhd.b01.azurefd.net/github-copilot-eclipse-nightly/'/>
         </repositories>
     </iu>
     <iu id='org.eclipse.swt.tools.feature.feature.group' name='SWT Tools' version='0.0.0'>