update cmake 'install' target for Windows platform

Allow to build samples via OpenCV binaries from distribution package
(find_package with OpenCV_DIR).

modules/core/CMakeLists.txt

@@ -1,8 +1,8 @@
 set(the_description "The Core Functionality")
-ocv_add_module(core ${ZLIB_LIBRARIES})
+ocv_add_module(core PRIVATE_REQUIRED ${ZLIB_LIBRARIES})
 ocv_module_include_directories(${ZLIB_INCLUDE_DIR})
 
-if (HAVE_WINRT)
+if(HAVE_WINRT)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /ZW /GS /Gm- /AI\"${WINDOWS_SDK_PATH}/References/CommonConfiguration/Neutral\" /AI\"${VISUAL_STUDIO_PATH}/vcpackages\"")
 endif()