Fix CMake foreach loops

cmake/OpenCVUtils.cmake

@@ -1667,7 +1667,7 @@ function(ocv_install_used_external_targets)
   if(NOT BUILD_SHARED_LIBS
       AND NOT (CMAKE_VERSION VERSION_LESS "3.13.0")  # upgrade CMake: https://gitlab.kitware.com/cmake/cmake/-/merge_requests/2152
   )
-    foreach(tgt in ${ARGN})
+    foreach(tgt IN LISTS ARGN)
       if(tgt MATCHES "^ocv\.3rdparty\.")
         list(FIND __OPENCV_EXPORTED_EXTERNAL_TARGETS "${tgt}" _found)
         if(_found EQUAL -1)  # don't export target twice

modules/js/generator/CMakeLists.txt

@@ -50,7 +50,7 @@ if(DEFINED ENV{OPENCV_JS_WHITELIST})
 else()
   #generate white list from modules/<module_name>/misc/js/whitelist.json
   set(OPENCV_JS_WHITELIST_FILE "${CMAKE_CURRENT_BINARY_DIR}/whitelist.json")
-  foreach(m in ${OPENCV_JS_MODULES})
+  foreach(m IN LISTS OPENCV_JS_MODULES)
     set(js_whitelist "${OPENCV_MODULE_${m}_LOCATION}/misc/js/gen_dict.json")
     if (EXISTS "${js_whitelist}")
       file(READ "${js_whitelist}" whitelist_content)