fix(ci): little typo at the start of pipeline

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

ci-scripts/Jenkinsfile-GitLab-Docker

@@ -106,7 +106,7 @@ pipeline {
             // Filling the committer email in case of error
             gitCommitAuthorEmailAddr = env.gitlabUserEmail
             try {
-              myShCmd('docker image inspect --format="Size = {{.Size}} bytes" vpp-upf-base:' + VPP_UPF_U18_BASE_IMAGE_TAG, rem_u18_host_flag, rem_u18_host_user, rem_u18_host)
+              myShCmdNoDir('docker image inspect --format="Size = {{.Size}} bytes" vpp-upf-base:' + VPP_UPF_U18_BASE_IMAGE_TAG, rem_u18_host_flag, rem_u18_host_user, rem_u18_host)
             } catch (Exception e) {
               currentBuild.result = 'FAILURE'
               echo '\u26D4 \u001B[31mUbuntu18 Base Image does not exist\u001B[0m'
@@ -114,7 +114,7 @@ pipeline {
             }
             if (rem_rhel_host_flag) {
               try {
-                myShCmd('sudo podman image inspect --format="Size = {{.Size}} bytes" vpp-upf-base:' + VPP_UPF_RHEL7_BASE_IMAGE_TAG, rem_rhel_host_flag, rem_rhel_host_user, rem_rhel_host)
+                myShCmdNoDir('sudo podman image inspect --format="Size = {{.Size}} bytes" vpp-upf-base:' + VPP_UPF_RHEL7_BASE_IMAGE_TAG, rem_rhel_host_flag, rem_rhel_host_user, rem_rhel_host)
               } catch (Exception e) {
                 currentBuild.result = 'FAILURE'
                 echo '\u26D4 \u001B[31mRHEL7 Base Image does not exist\u001B[0m'
@@ -516,6 +516,14 @@ def myShCmd(cmd, flag, user, host) {
   }
 }
 
+def myShCmdNoDir(cmd, flag, user, host) {
+  if (flag) {
+    sh "ssh -t -t ${user}@${host} '${cmd}'"
+  } else {
+    sh "${cmd}"
+  }
+}
+
 def myShRetCmd(cmd, flag, user, host) {
   if (flag) {
     ret = sh returnStdout: true, script: "ssh -t -t ${user}@${host} 'cd /tmp/CI-CN-UPF-VPP && ${cmd}'"