Revert "Update agent from any to osm1 in Jenkinsfile"

This reverts commit ea8897a51ce40875f1fb5d7c9c00399a1470cda5.
diff --git a/Jenkinsfile b/Jenkinsfile
index 10ddad0..daf21e6 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -5,7 +5,7 @@
     imagename = "opensourcemano/api-fe"
     registryCredential = 'dockerhub'
   }
-  agent osm1
+  agent any
   stages {
     stage('Build API-FE image') {
       steps{