cmake: Remove references of now unused WITH_TESTING

Issue #6318

CMakeLists.txt

@@ -215,9 +215,6 @@ endif()
 file( GLOB TRANS_FILES ${CMAKE_SOURCE_DIR}/translations/client_*.ts)
 set(TRANSLATIONS ${TRANS_FILES})
 
-# Make sure we set this before recursing into child folders.
-set(WITH_TESTING ${UNIT_TESTING})
-
 if(BUILD_CLIENT)
     add_subdirectory(src)
     if(NOT BUILD_LIBRARIES_ONLY)

config.h.in

@@ -24,6 +24,4 @@
 #cmakedefine SYSCONFDIR "@SYSCONFDIR@"
 #cmakedefine SHAREDIR "@SHAREDIR@"
 
-#cmakedefine WITH_TESTING 1
-
 #endif

src/csync/config_csync.h.cmake

@@ -17,4 +17,3 @@
 #cmakedefine HAVE___MINGW_ASPRINTF 1
 #cmakedefine HAVE_ASPRINTF 1
 
-#cmakedefine WITH_TESTING 1