Minor typos

Jenkinsfile

@@ -53,8 +53,8 @@ pipeline {
           sshagent(credentials: ['kieker-irl-key']) {
              sh '''
                  cd ${BASE_DIR}
-	         sftp -oNoHostAuthenticationForLocalhost=yes -oStrictHostKeyChecking=no -oUser=repo -F /dev/null -i ${KEYSTORE} ${UPDATE_SITE_URL}'
-                 ${BASE_DIR}/compile-results/bin/compile-results "${BASE_DIR}/results-kieker/results-text.csv" all-results.json"'
+	         sftp -oNoHostAuthenticationForLocalhost=yes -oStrictHostKeyChecking=no -oUser=repo -F /dev/null -i ${KEYSTORE} ${UPDATE_SITE_URL}
+                 ${BASE_DIR}/compile-results/bin/compile-results "${BASE_DIR}/results-kieker/results-text.csv" all-results.json
                  echo "put all-results.json" | sftp -oNoHostAuthenticationForLocalhost=yes -oStrictHostKeyChecking=no -oUser=repo  -F /dev/null -i ${KEYSTORE} ${UPDATE_SITE_URL}
                 '''
           }