SW-830: Remove unused Jenkins file. It came from an earlier experiment

SubSystems/RAServices/Jenkinsfile

-pipeline {
-    agent any
-
-    stages {
-        stage('Build') {
-            steps {
-                echo 'Building..'
-                cmakeBuild([installation: "InSearchPath", cmakeArgs: "-Wdev -DBUILD_PACKAGES=RAServices -DCMAKE_INSTALL_PREFIX=/opt/lofar"])            }
-        }
-        stage('Test') {
-            steps {
-                echo 'Testing..'
-            }
-        }
-        stage('Deploy') {
-            steps {
-                echo 'Deploying....'
-            }
-        }
-    }
-}