Revert "build: Use Vulkan::Headers target for include paths"

This reverts commit f22cdac.

loader/CMakeLists.txt

@@ -186,11 +186,10 @@ if(WIN32)
     add_dependencies(loader-norm generate_helper_files loader_gen_files)
     target_compile_options(loader-norm PUBLIC "$<$<CONFIG:DEBUG>:${LOCAL_C_FLAGS_DBG}>")
     target_compile_options(loader-norm PUBLIC ${MSVC_LOADER_COMPILE_OPTIONS})
-    target_link_libraries(loader-norm Vulkan::Headers)
+    target_include_directories(loader-norm PRIVATE "$<TARGET_PROPERTY:Vulkan::Headers,INTERFACE_INCLUDE_DIRECTORIES>")
 
     add_library(loader-opt OBJECT ${OPT_LOADER_SRCS})
     add_dependencies(loader-opt generate_helper_files loader_gen_files loader_asm_gen_files)
-    target_link_libraries(loader-opt Vulkan::Headers)
     target_compile_options(loader-opt PUBLIC "$<$<CONFIG:DEBUG>:${LOCAL_C_FLAGS_REL}>")
     target_compile_options(loader-opt PUBLIC ${MSVC_LOADER_COMPILE_OPTIONS})
     target_include_directories(loader-opt PRIVATE "$<TARGET_PROPERTY:Vulkan::Headers,INTERFACE_INCLUDE_DIRECTORIES>")