ENH: change name from XCode to Xcode no need to test bootstrap for xcode

Source/CMakeLists.txt

@@ -837,7 +837,7 @@ IF(BUILD_TESTING)
       )
   ENDIF (CTEST_TEST_CTEST AND CMAKE_RUN_LONG_TESTS)
 
-  IF("${CMAKE_GENERATOR}" MATCHES XCode)
+  IF("${CMAKE_GENERATOR}" MATCHES Xcode)
     SET(CMAKE_SKIP_BOOTSTRAP_TEST 1)
   ENDIF("${CMAKE_GENERATOR}" MATCHES XCode)
   IF(EXISTS "${CMAKE_BINARY_DIR}/CMakeLists.txt")