Merge remote-tracking branch 'origin/oaiue_longrun' into integration_2025_w40 (!3678)

Add OAIUE longrun pipeline

Add a new XML file for OAIUE longrun.

- Test description:
  * 40 MHz BW, n78
  * gNB with USRP N310, UE with USRP N310
  * CN deployed on OC
- Test duration: 1 hour
- Test scenario: 3x DL 10 min test (20 Mbps) + 3x UL 10 min test (5
  Mbps)

ci-scripts/scripts/create_workspace.sh

@@ -22,5 +22,5 @@ git config user.name "OAI Jenkins"
 git config advice.detachedHead false
 mkdir -p cmake_targets/log
 git checkout -f ${ref}
-[ -n "${merge}" ] && git merge --ff ${merge} -m "Temporary merge for CI"
+[ -n "${merge}" ] && git fetch origin ${merge} && git merge --ff FETCH_HEAD -m "Temporary merge for CI"
 exit 0