fixing yaml file extension

Change-Id: I3582600329937525f2b293434dddd6cb5e1e89c5
diff --git a/Jenkinsfile-postactions b/Jenkinsfile-postactions
index 8a03d71..0f45839 100644
--- a/Jenkinsfile-postactions
+++ b/Jenkinsfile-postactions
@@ -17,7 +17,7 @@
         stage ("Parse deployment configuration file") {
             sh returnStdout: true, script: "rm -rf ${configBaseDir}"
             sh returnStdout: true, script: "git clone -b ${branch} ${cordRepoUrl}/${configBaseDir}"
-            deployment_config = readYaml file: "${configBaseDir}/${configDeploymentDir}/${configFileName}.yaml"
+            deployment_config = readYaml file: "${configBaseDir}/${configDeploymentDir}/${configFileName}.yml"
         }
         stage('Restart Fabric Switch processes') {
             for(int i=0; i < deployment_config.fabric_switches.size(); i++) {