remove special chars

Author: aaradhak

jobs/bootimagebump.Jenkinsfile

@@ -99,15 +99,15 @@ node {
                         ${params.JIRA_ISSUES}
 
                         This change was generated using:
-                        \`\`\`
+
                         plume cosa2stream --target ${RHCOS_METADATA_FILE}                 \\
                             --distro rhcos --no-signatures --name ${params.STREAM}            \\
                             --url https://rhcos.mirror.openshift.com/art/storage/prod/streams \\
                             x86_64=${params.BUILD_VERSION}                                    \\
                             aarch64=${params.BUILD_VERSION}                                   \\
                             s390x=${params.BUILD_VERSION}                                     \\
                             ppc64le=${params.BUILD_VERSION}
-                        \`\`\`
+
                         """.stripIndent()
                         echo "AR - Create PR | rel - ${RELEASE_BRANCH}"
                         shwrap ("""