cmake: update `curl-config.cmake.in` template var list [ci skip]

Omit those defined by CMake.

Follow-up to a298df7f475f95996dcabc9e5a6ab31225ae6afa #14462

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 973c78f24b73a3864d9c11c840fd396d5a2a0331..ee69fa238405ffc05ba14634f2d49e5d437bf5ab 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2044,9 +2044,11 @@ if(NOT CURL_DISABLE_INSTALL)
     endif()
     ${_generated_version_config}")
 
-  # Use:
-  # * TARGETS_EXPORT_NAME
-  # * PROJECT_NAME
+  # Consumed custom variables:
+  #   LIB_SELECTED
+  #   TARGETS_EXPORT_NAME
+  #   USE_OPENSSL
+  #   USE_ZLIB
   configure_package_config_file("CMake/curl-config.cmake.in"
     "${_project_config}"
     INSTALL_DESTINATION ${CURL_INSTALL_CMAKE_DIR}