GIT_SILENT Fix ECM warning: use CMakePackageConfigHelpers instead of ECM variant

CMakeLists.txt

@@ -12,7 +12,7 @@ set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH} ${ECM_KDE_MODULE_DIR})
 
 include(FeatureSummary)
 include(GenerateExportHeader)
-include(ECMPackageConfigHelpers)
+include(CMakePackageConfigHelpers)
 include(ECMSetupVersion)
 include(ECMGenerateHeaders)
 include(CMakeFindFrameworks)
@@ -62,7 +62,7 @@ add_subdirectory(tests)
 # create a Config.cmake and a ConfigVersion.cmake file and install them
 set(CMAKECONFIG_INSTALL_DIR "${CMAKECONFIG_INSTALL_PREFIX}/KF5Wayland")
 
-ecm_configure_package_config_file("${CMAKE_CURRENT_SOURCE_DIR}/KF5WaylandConfig.cmake.in"
+configure_package_config_file("${CMAKE_CURRENT_SOURCE_DIR}/KF5WaylandConfig.cmake.in"
                               "${CMAKE_CURRENT_BINARY_DIR}/KF5WaylandConfig.cmake"
                               INSTALL_DESTINATION  ${CMAKECONFIG_INSTALL_DIR}
                               )