CI: fix when deploy SPGWU with new image

Signed-off-by: Raphael Defosseux <raphael.defosseux@openairinterface.org>

ci-scripts/Jenkinsfile-GitLab-Docker

@@ -346,7 +346,7 @@ pipeline {
               myShCmd('docker run --name ci-test-amf-client -d test-amf-client:test-deploy /bin/bash -c "sleep infinity"', new_host_flag, new_host_user, new_host)
               myShCmd('docker network connect ci-sbi ci-test-amf-client', new_host_flag, new_host_user, new_host)
               // SPGWU as UPF
-              myShCmd('docker run --privileged --name ci-oai-spgwu -d oai-spgwu-tiny:develop /bin/bash -c "sleep infinity"', new_host_flag, new_host_user, new_host)
+              myShCmd('docker run --privileged --name ci-oai-spgwu --entrypoint "/bin/bash" -d oai-spgwu-tiny:develop -c "sleep infinity"', new_host_flag, new_host_user, new_host)
               // N4 --> eth1
               myShCmd('docker network connect ci-n4 ci-oai-spgwu', new_host_flag, new_host_user, new_host)