Deploy notification error test

Jenkinsfile

@@ -17,7 +17,7 @@ try {
 
     node {
         stage ('Checkout') {
-            checkout scm
+            heckout scm
             env.GIT_COMMITTER_EMAIL = sh (
                 script: "git --no-pager show -s --format='%ae'",
                 returnStdout: true
@@ -42,7 +42,6 @@ try {
                         break;
                 }
 
-
                 env.COMPOSE_PROJECT_NAME = env.JOB_NAME.replace('/', '-');
                 env.DOCKER_TLS_VERIFY = 1
                 env.TAG = env.BRANCH_NAME
@@ -70,7 +69,7 @@ if (env.GIT_COMMITTER_EMAIL) {
         status = 'Success'
     }
 
-    mail(
+    emailext(
         to: env.GIT_COMMITTER_EMAIL,
         subject: "Pipeline: ${status}: ${env.JOB_NAME} (${env.BUILD_NUMBER})",
         body: body