SW-394: Change CMake step to lowercase for RAServices

SubSystems/RAServices/Jenkinsfile

@@ -5,7 +5,7 @@ pipeline {
         stage('Build') {
             steps {
                 echo 'Building..'
-                CMake([getCmakeArgs: "-Wdev -DBUILD_PACKAGES=RAServices -DCMAKE_INSTALL_PREFIX=/opt/lofar"])            }
+                cmake([getCmakeArgs: "-Wdev -DBUILD_PACKAGES=RAServices -DCMAKE_INSTALL_PREFIX=/opt/lofar"])            }
         }
         stage('Test') {
             steps {