Merge pull request #31 from traeak/rm_cleanWs

remove extra cleanWs call
diff --git a/jenkins/branch/in_tree.pipeline b/jenkins/branch/in_tree.pipeline
index 17b56ce..9a60a2a 100644
--- a/jenkins/branch/in_tree.pipeline
+++ b/jenkins/branch/in_tree.pipeline
@@ -33,7 +33,6 @@
 		
 		stage('Clone') {
 			steps {
-				cleanWs()
 				dir('ci') {
 					git url: 'https://github.com/apache/trafficserver-ci',
 						branch: 'main'